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algebra | Question: Let A be the positive integer satisfying the following equation.
9/10
+
99/102th +
999/103rd + · · · +
9999999999/1010th =
A/1010th
How many 8’s appear in the decimal representation of A ?
Options:
A. 0
B. 1
C. 5
D. 8
E. 9
Answer: | E | 6,109 |
algebra | Question: How many of the following numbers are divisible by 22 ?
264, 396, 462, 792, 968, 2178, 5184, 6336
Options:
A. 3
B. 4
C. 5
D. 6
E. 7
Answer: | E | 7,146 |
algebra | Question: A 270 m long train running at the speed of 120 km/hr crosses another train running in opposite direction at the speed of 80 km/hr in 9 sec. What is the length of the other train?
Options:
A. 230
B. 997
C. 266
D. 289
E. 179
Answer: | A | 5,896 |
algebra | Question: In how many W ways can 4 white and 3 black chess pieces be arranged in a row such that they occupy alternate places? Assume that the pieces are distinct.
Options:
A. W=288
B. W=144
C. 12
D. 48
E. 96
Answer: | B | 13,320 |
algebra | Question: Two vessels P and Q contain 62.5% and 87.5% of alcohol respectively. If 8 litres from vessel P is mixed with 4 litres from vessel Q, the ratio of alcohol and water in the resulting mixture is?
Options:
A. 17:7
B. 18:8
C. 19:9
D. 19:5
E. 19:4
Answer: | A | 9,864 |
algebra | Question: A man can do a piece of work in 6 days, but with the help of his son he can do it in 3 days. In what time can the son do it alone ?
Options:
A. 7 days
B. 6 days
C. 5 days
D. 4 days
E. None of these
Answer: | B | 6,178 |
algebra | Question: Mohan went to a shop and bought things worth Rs. 100, out of which 90 Paise went on sales tax on taxable purchases. If the tax rate was 9%, then what was the cost of the tax free items?
Options:
A. 89.1
B. 88.1
C. 79.1
D. 80.1
E. 85.1
Answer: | A | 10,032 |
algebra | Question: Company KW is being sold, and both Company A and Company B were considering the purchase. The price of Company KW is 50% more than Company A has in assets, and this same price is also 100% more than Company B has in assets. If Companies A and B were to merge and combine their assets, the price of Company KW would be approximately what percent of these combined assets?
Options:
A. 66%
B. 75%
C. 86%
D. 116%
E. 150%
Answer: | C | 5,224 |
algebra | Question: Tina and Rebecca had the same number of candies. Tina gave Rebecca 20 candies so that now Rebecca has five times as many candies as Tina has. Rebecca has now how many candies?
Options:
A. 50
B. 48
C. 54
D. 55
E. 60
Answer: | A | 4,614 |
algebra | Question: The ratio between the sale price and the cost price of an article is 7:5. What is the ratio between the profit and the cost price of that article?
Options:
A. 2:8
B. 2:1
C. 2:2
D. 2:4
E. 2:5
Answer: | E | 8,203 |
algebra | Question: John was thrice as old as Tom 6 yrs back. He will be 5/3 times as old as Tom 6 years hence. How old is Tom today?
Options:
A. 10
B. 11
C. 12
D. 15
E. 19
Answer: | C | 4,168 |
algebra | Question: A tradesman by means of his false balance defrauds to the extent of 50%? in buying goods as well as by selling the goods. What percent does he gain on his outlay?
Options:
A. 149%
B. 125%
C. 130%
D. 175%
E. 143%
Answer: | B | 10,556 |
algebra | Question: The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is
Options:
A. 38%
B. 40%
C. 44%
D. 48%
E. 50%
Answer: | C | 6,302 |
algebra | Question: A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup?
Options:
A. 1/3
B. 1/4
C. 1/5
D. 1/7
E. 1/8
Answer: | C | 10,989 |
algebra | Question: The average of 11 results is 60. If the average of first 6 results is 58 and that of the last six is 63, find the sixth result?
Options:
A. 50
B. 52
C. 65
D. 42
E. 66
Answer: | E | 216 |
algebra | Question: 36 men can complete a piece of work in 18 days. In how many days will 108 men complete the same work ?
Options:
A. 24
B. 77
C. 6
D. 29
E. 21
Answer: | C | 8,882 |
algebra | Question: How many of the following numbers are divisible by 132?
264, 396, 462, 792, 968, 2178, 5676, 6336
Options:
A. 4
B. 5
C. 6
D. 7
E. 8
Answer: | B | 5,758 |
algebra | Question: A garrison of 2000 men has provisions for 54 days. At the end of 15 days, a reinforcement arrives, and it is now found that the provisions will last only for 20 days more. What is the reinforcement?
Options:
A. 1988
B. 1918
C. 1910
D. 1900
E. 1919
Answer: | D | 1,851 |
algebra | Question: A man can row a boat at 20 kmph in still water. If the speed of the stream is 6 kmph, what is the time taken to row a distance of 60 km downstream?
Options:
A. 30/16 hours
B. 30/33 hours
C. 38/13 hours
D. 40/13 hours
E. 30/13 hours
Answer: | D | 5,430 |
algebra | Question: If the area of circle is 706 sq cm then its circumference?
Options:
A. 21
B. 88
C. 66
D. 94
E. 90
Answer: | D | 3,448 |
algebra | Question: 6.513/10.02 =
Options:
A. 0.35
B. 0.3505
C. 0.3509
D. 0.65
E. 0.3527
Answer: | D | 14,636 |
algebra | Question: A can do a piece of work in 5 days of 9 hours each and B alone can do it in 5 days of 3 hours each.how long will they take it to do working together
2 1/4 hours a day?
Options:
A. 2 days
B. 3 days
C. 4 days
D. 5 days
E. 6 days
Answer: | D | 866 |
algebra | Question: S = { 1,5,3,7}
T = { 4,5,6,7 }
what is the probability that x chosen from S and y chosen from T will result x*y = even
Options:
A. 1/3
B. 4/5
C. 2/3
D. 1/2
E. 1/6
Answer: | D | 8,486 |
algebra | Question: The proportion of water to alcohol in Solution A is 5:4 and the proportion of water to alcohol in Solution B is 6:5. If an equal amount of each solution is mixed together, what is the concentration of alcohol in the new solution?
Options:
A. 40.9%
B. 41.9%
C. 42.9%
D. 43.9%
E. 44.9%
Answer: | E | 43 |
algebra | Question: The average of 13 numbers is 60. Average of the first 7 of them is 55 and that of the last 7 is 61. Find the 8th number?
Options:
A. 32
B. 83
C. 45
D. 53
E. 64
Answer: | A | 17 |
algebra | Question: An ice cream store received shipments of ingredients on Tuesday and Wednesday. Tuesday's shipment had 3 different packages, with an average (arithmetic mean) of 10 and 2/3 pounds. Wednesday's shipment included 7 packages, weighing an average of 8 and 3/7 pounds. What was the average package weight, in pounds, of the shipments received on both days?
Options:
A. 9 pounds
B. 10 and 1/10 pounds
C. 10 and 2/5 pounds
D. 11 pounds
E. 11 and 1/7 pounds
Answer: | A | 11,609 |
algebra | Question: Given that there are 8 cricket players per team, how many ways can you select 10 cricket players from 2 teams if no more than 3 players can be selected from each team?
Options:
A. 2456
B. 3136
C. 1452
D. 3565
E. 2134
Answer: | B | 12,346 |
algebra | Question: A man crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
Options:
A. 7.2
B. 8.2
C. 3.5
D. 4.5
E. 6.5
Answer: | A | 1,883 |
algebra | Question: If 15% of 40 is greater than 25% of a number by 2, the number is
Options:
A. 14
B. 16
C. 18
D. 20
E. 22
Answer: | B | 1,694 |
algebra | Question: How long does a train 100 m long travelling at 60 kmph takes to cross a bridge of 80 m in length?
Options:
A. 15.8 sec
B. 14.9 sec
C. 12.4 sec
D. 10.8 sec
E. 11.8 sec
Answer: | D | 9,979 |
algebra | Question: How many ways can 5 different colored marbles be placed in 3 distinct pockets such that any pocket contains at least 1 marble?
Options:
A. 60
B. 90
C. 120
D. 150
E. 180
Answer: | D | 2,372 |
algebra | Question: If it is 4:37 in the evening on a certain day, what time in the morning was it exactly 2,880,717 minutes earlier? (Assume standard time in one location.)
Options:
A. 4:40
B. 4:44
C. 4:47
D. 4:30
E. 4:32
Answer: | A | 9,672 |
algebra | Question: How many of the positive factors of 19 are not factors of 29?
Options:
A. 0
B. 1
C. 2
D. 3
E. 4
Answer: | B | 12,517 |
algebra | Question: A rope of which a calf is tied is increased from 9 m to 23 m, how much additional grassy ground shall it graze?
Options:
A. 1218
B. 1212
C. 1408
D. 2707
E. 2591
Answer: | C | 5,771 |
algebra | Question: The speed at which a man can row a boat in still water is 15 kmph. If he rows downstream, where the speed of current is 3 kmph, what time will he take to cover 60 metres?
Options:
A. 11 seconds
B. 77 seconds
C. 76 seconds
D. 12 seconds
E. 17 seconds
Answer: | D | 9,859 |
algebra | Question: Working together, John and Jack can type 10 pages in one hour. If they would be able to type 12 pages in one hour if Jack increases his typing speed by 25%, what is the ratio of Jack's normal typing speed to that of John?
Options:
A. 3/1
B. 1/3
C. 4/1
D. 1/4
E. 5/4
Answer: | C | 4,717 |
algebra | Question: A, B and C shared the profit in a business in the ratio 5 : 7 : 8. They had partnered for 28 months, 8 months and 7 months respectively. What was the ratio of their investments?
Options:
A. 10:12:14
B. 12:24:28
C. 20:22:12
D. 10:49:64
E. None of these
Answer: | D | 9,930 |
algebra | Question: Three competing juice makers conducted a blind taste test with mall shoppers. The shoppers could choose to taste any number of the three brands of juices but had to select at least one juice that they liked. If 100 shoppers liked brand J, 200 shoppers liked brand K, 700 shoppers liked brand L, 300 shoppers liked exactly 2 juices, and 100 shoppers liked all three juices, how many shoppers took the taste test?
Options:
A. 1,300
B. 1,000
C. 900
D. 700
E. 500
Answer: | E | 12,680 |
algebra | Question: 3x^2-6x+3 = 0
Find the above equation find the value of x
Options:
A. 0
B. X=1
C. 2
D. 4
E. 5
Answer: | B | 8,524 |
algebra | Question: Find the C.I. on a sum of Rs.1600 for 9 months at 20% per annum, interest being compounded quarterly?
Options:
A. 2522
B. 1758
C. 1578
D. 1289
E. 2689
Answer: | C | 5,460 |
algebra | Question: In a store there is a number of people, out of which 1/30 are children, 1/6 are women and the remaining 120 are men. How many children are in the store?
Options:
A. 50
B. 120
C. 150
D. 5
E. 25
Answer: | D | 3,837 |
algebra | Question: A student scored an average of 70 marks in 3 subjects: Physics, Chemistry and Mathematics. If the average marks in Physics and Mathematics is 90 and that in Physics and Chemistry is 70, what are the marks in Physics?
Options:
A. 130
B. 120
C. 110
D. 180
E. 150
Answer: | C | 13,538 |
algebra | Question: 3 men and 3 women are lined up in a row. What is the number of cases where they stand with each other in turn? (The number of cases in which men (or women) do not stand next to each other)
Options:
A. 12
B. 15
C. 18
D. 36
E. 24
Answer: | D | 6,083 |
algebra | Question: If d=1/(2^3*5^9) is expressed as a terminating decimal, how many nonzero digits will d have?
Options:
A. One
B. Two
C. Three
D. Seven
E. Ten
Answer: | B | 10,780 |
algebra | Question: An advertising agency finds that, of its 200 clients, 115 use Television, 110 use Radio and 130 use Magazines. Also, 85 use Television and Magazines, 75 use Television and Radio, 95 use Radio and Magazines. How many use all the three?
Options:
A. 100
B. 70
C. 90
D. 98
E. 95
Answer: | A | 8,506 |
algebra | Question: If Teena is driving at 55 miles per hour and is currently 7.5 miles behind Roe, who is driving at 40 miles per hour in the same direction then in how many minutes will Teena be 15 miles ahead of Roe?
Options:
A. 15
B. 60
C. 75
D. 90
E. 105
Answer: | D | 9,112 |
algebra | Question: How many ways are there to select a subcommittee of 7 members from among a committee of 17?
Options:
A. 22888
B. 19448
C. 28791
D. 27711
E. 12111
Answer: | B | 7,884 |
algebra | Question: If r > a and L < a, which of the following cannot be true?
Options:
A. d + L = 14
B. d - L = 7
C. d - L = 1
D. a - r = 9
E. a + d = 9
Answer: | D | 12,412 |
algebra | Question: |x+1| – |4-x| = |8+x| How many solutions will this equation have?
Options:
A. 0
B. 1
C. 2
D. 3
E. 4
Answer: | D | 12,345 |
algebra | Question: If a number is formed by writing integers 1 to 150 one after another, like 12345...150. How many W digits does this integer consists of?
Options:
A. 150
B. 339
C. 342
D. 359
E. 362
Answer: | C | 13,959 |
algebra | Question: A 300 m long train crosses a platform in 39 sec while it crosses a signal pole in 18 sec. What is the length of the platform?
Options:
A. 352
B. 350
C. 3529
D. 3520
E. 3501
Answer: | B | 13,258 |
algebra | Question: Danny drove his old car 100 kilometers, from his home to a friend. To prevent the engine from overheating, he stopped his car for 9 minutes every time he completed 40 kilometers of continuous driving. When the car was moving, Danny drove it at an average speed of 60 kilometers per hour. What was Danny's average speed on that trip?
Options:
A. 37.5 kilometers per hour
B. 48 kilometers per hour
C. 50.8 kilometers per hour
D. 75 kilometers per hour
E. 100 kilometers per hour
Answer: | C | 12,220 |
algebra | Question: A standard Veggiematik machine can chop 36 carrots in 4 minutes. How many carrots can 6 standard Veggiematik machines chop in 8 minutes?
Options:
A. 36
B. 54
C. 108
D. 216
E. 432
Answer: | E | 3,305 |
algebra | Question: In how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come together?
Options:
A. 360
B. 480
C. 720
D. 5040
E. None of these
Answer: | C | 259 |
algebra | Question: In a certain province in America there are 15 cities. If a single road segment connects only two cities, how many road segments are required in order to connect the cities so that each city is connected to all other cities with a single road segment?
Options:
A. 30
B. 105
C. 330
D. 14!
E. 15!
Answer: | B | 12,648 |
algebra | Question: A fort of 2000 soldiers has provisions for 50 days. After 10 days some of them left and the food was now enough for the same period of 50 days as before. How many of them left?
Options:
A. 400
B. 992
C. 878
D. 665
E. 211
Answer: | A | 443 |
algebra | Question: Which of the following is not a perfect square of an integer?
Options:
A. 64
B. 529
C. 441
D. 450
E. 484
Answer: | D | 9,197 |
algebra | Question: Mixture A, which is 20% oil, contains 20 gallons of water and mixture B is 80% oil. If the combination of mixture A and B has a 4.5 : 3 ratio of oil to water, how many gallons of water does mixture B have?
Options:
A. 5
B. 10
C. 30
D. 40
E. 50
Answer: | B | 14,289 |
algebra | Question: A positive number x is multiplied by 8, and this product is then divided by 3. If the positive square root of the result of these two operations equals x, what is the value of x ?
Options:
A. 9/4
B. 3/2
C. 8/3
D. 2/3
E. 1/2
Answer: | C | 6,800 |
algebra | Question: Find the average of first 30 natural numbers.
Options:
A. 15.5
B. 15.9
C. 15.2
D. 15.8
E. 65.2
Answer: | A | 532 |
algebra | Question: Albert buys 4 horses and 9 cows for Rs. 13,400. If he sells the horses at 10% profit and the cows at 20% profit, then he earns a total profit of Rs. 1880. The cost of a horse is?
Options:
A. 2888
B. 2000
C. 7768
D. 1551
E. 1991
Answer: | B | 10,111 |
algebra | Question: A tradesman by means of his false balance defrauds to the extent of 20%? in buying goods as well as by selling the goods. What percent does he gain on his outlay?
Options:
A. 11
B. 22
C. 44
D. 55
E. 79
Answer: | C | 7,748 |
algebra | Question: If it takes a machine 1⁄3 minute to produce one item, how many items will it produce in 2 hours?
Options:
A. 1⁄3
B. 4⁄3
C. 80
D. 120
E. 360
Answer: | E | 10,643 |
algebra | Question: Find the value of 3 + 2 • (8 – 3)
Options:
A. 25
B. 13
C. 17
D. 24
E. 15
Answer: | B | 8,513 |
algebra | Question: 5/8 of the population of the country of Venezia lives in Montague Province, while the rest lives in Capulet Province. In the upcoming election, 80% of Montague residents support Romeo, while 70% of Capulet residents support Juliet; each resident of Venezia supports exactly one of these two candidates. Rounded if necessary to the nearest percent, the probability that a Juliet supporter chosen at random resides in Capulet is
Options:
A. 28%
B. 41%
C. 45%
D. 72%
E. 68%
Answer: | E | 14,927 |
algebra | Question: The profit earned by selling an article for Rs 900 is double the loss incurred when the same article is sold for Rs.490. At what price should the article be sold to make 25% profit?
Options:
A. 715
B. 469
C. 400
D. 750
E. 850
Answer: | D | 14,516 |
algebra | Question: If December 3rd, 1999 is a Friday, what day is January 6th, 2000?
Options:
A. Wednesday
B. Thursday
C. Friday
D. Saturday
E. Sunday
Answer: | B | 13,858 |
algebra | Question: What least number must be added to 9599, so that the sum is completely divisible by 100 ?
Options:
A. 1
B. 2
C. 4
D. 6
E. 8
Answer: | A | 8,890 |
algebra | Question: The interest on a certain deposit at 5% per annum is Rs. 101.20 in one year. How much will the additional interest in one year be on the same deposit at 6% per annum?
Options:
A. Rs.20.8
B. Rs.19.74
C. Rs.20.24
D. Rs.19.5
E. Rs.19.00
Answer: | C | 13,770 |
algebra | Question: In a race of 1000 m, A can beat by 100 m, in a race of 800m, B can beat C by 100m. By how many meters will A beat C in a race of 600 m?
Options:
A. 57 .6 m
B. 127.5 m
C. 87 .9 m
D. 123.5 m
E. 157.5 m
Answer: | B | 430 |
algebra | Question: A pet store owner has 12 cats and 20 dogs. They want to have 20% more cats than dogs. How many dogs do they have to sell to achieve their goal of having 20% more cats than dogs assuming they do not sell any cats in this time.
Options:
A. 6
B. 8
C. 10
D. 12
E. 14
Answer: | D | 6,372 |
algebra | Question: The number x of cars sold each week varies with the price y in dollars according to the equation x = 800,000 – 50y. What would be the total weekly revenue R, in dollars, from the sale of cars priced at $ 15,000?
Options:
A. 50,000
B. 750,000
C. 850,000
D. 7,500,000
E. R=750,000,000
Answer: | E | 4,993 |
algebra | Question: If Teena is driving at 55 miles per hour and is currently 7.5 miles behind Joe, who is driving at 40 miles per hour in the same direction then in how many minutes will Teena be 30 miles ahead of Joe?
Options:
A. 150
B. 60
C. 75
D. 90
E. 105
Answer: | A | 2,328 |
algebra | Question: A ladies hostel had provision of food for 150 women for 25 days. After 5 days, 25 women left the hostel. The number of days for which the remaining food will last is:
Options:
A. 64
B. 50
C. 28
D. 26
E. 24
Answer: | E | 11,484 |
algebra | Question: The population of a town increased from 1,25,000 to 1,50,000 in a decade. The average percent increase of population per year is :
Options:
A. 4.37%
B. 2%
C. 6%
D. 8.75%
E. None of these
Answer: | B | 10,440 |
algebra | Question: A man drives his car and starts with the speed of 25 kmph with its speed increasing every hour by 5 kmph. In how many hours would it take him to drive 100 kms?
Options:
A. 4 1â„4 hours
B. 3 1â„2 hours
C. 3 hours 15 minutes
D. Cannot be determined
E. None of these
Answer: | C | 7,224 |
algebra | Question: Three days ago, yesterday was the day before Sunday. What day will it be tomorrow?
Options:
A. monday
B. thursday
C. sunday
D. tuesday
E. wendesday
Answer: | B | 577 |
algebra | Question: A store reduced the price of all items in the store by 8% on the first day and by another 10% on the second day. The price of items on the second day was what percent of the price before the first reduction took place?
Options:
A. 80.0
B. 80.9
C. 81.0
D. 81.1
E. 82.8
Answer: | E | 13,945 |
algebra | Question: In a garden, there are 10 rows and 16 columns of mango trees. The distance between the two trees is 2 metres and a distance of one metre is left from all sides of the boundary of the garden. The length of the garden is
Options:
A. 32 m
B. 22 m
C. 24 m
D. 26 m
E. 28 m
Answer: | A | 6,118 |
algebra | Question: The ratio of the radius of two circles is 1: 3, and then the ratio of their areas is?
Options:
A. 1: 5
B. 1: 1
C. 1: 9
D. 1: 2
E. 1: 8
Answer: | C | 684 |
algebra | Question: What is the dividend. divisor 20, the quotient is 8 and the remainder is 6
Options:
A. A. 145
B. B. 148
C. C. 150
D. D. 153
E. E. 166
Answer: | E | 5,830 |
algebra | Question: In a certain game, you perform three tasks. You flip a quarter, and success would be heads. You roll a single die, and success would be a odd. You pick a card from a full playing-card deck, and success would be picking a red color card. If exactly one of these three tasks is successful, then you win the game. What is the probability of winning?
Options:
A. 5/8
B. 9/16
C. 1/8
D. 7/16
E. 3/8
Answer: | E | 13,635 |
algebra | Question: Two dice are rolled. What is the probability the sum will be greater than 10?
Options:
A. 1/5.
B. 1/6
C. 5/3
D. 1/12
E. 1/9
Answer: | D | 7,464 |
algebra | Question: Find the least number which when divided by 38 and 3 leaves a remainder of 1 in each case.
Options:
A. 107
B. 109
C. 111
D. 113
E. 115
Answer: | E | 14,094 |
algebra | Question: There are 20 balls in a box: 11 balls are green, 6 are blue and 3 are white. Then 1 green and 1 blue balls are taken from the box and put away. What is the probability that a green ball is selected at random from the box?
Options:
A. 1/13
B. 10/18
C. 3/13
D. 5/13
E. 6/13
Answer: | B | 3,785 |
algebra | Question: The residents of Town X participated in a survey to determine the number of hours per week each resident spent watching television. The distribution of the results of the survey had a mean of 24 hours and a standard deviation of 12 hours. The number of hours that Pat, a resident of Town X, watched television last week was between 1 and 2 standard deviations below the mean. Which of the following could be the number of hours that Pat watched television last week?
Options:
A. 30
B. 20
C. 18
D. 12
E. 6
Answer: | E | 8,079 |
algebra | Question: In Township K, 1/5 of the housing units are equiped with cable Tv. If 1/15 of the housing units, including 1/3 of those that are equiped with cable tv, are equipped with videocassette recorders, what fraction of the housing units have neither cable tv nor videocassette recorders?
Options:
A. 23/30
B. 11/15
C. 7/10
D. 4/5
E. 2/15
Answer: | D | 1,698 |
algebra | Question: The number of stamps that P and Q had were in the ratio of 5:3 respectively. After P gave Q 10 stamps, the ratio of the number of P's stamps to the number of Q's stamps was 9:7. As a result of the gift, P had how many more stamps than Q?
Options:
A. 20
B. 30
C. 40
D. 60
E. 90
Answer: | A | 761 |
algebra | Question: The average of 7 consecutive numbers is 20. The largest of these numbers is :
Options:
A. 22
B. 20
C. 23
D. 21
E. 92
Answer: | C | 7,434 |
algebra | Question: A computer wholesaler sells eight different computers and each is priced differently. If the wholesaler chooses three computers for display at a trade show, what is the probability (all things being equal) that the two most expensive computers will be among the three chosen for display?
Options:
A. 15/56
B. 3/28
C. 1/28
D. 1/56
E. 1/168
Answer: | B | 6,399 |
algebra | Question: A can do in 6 day and B can do in 8 and C can do in 12 days but b left after working for 6 days for how many no of day A and C shluld work ?
Options:
A. 2 days
B. 1 day
C. 3 days
D. 4 days
E. 5 days
Answer: | B | 796 |
algebra | Question: If $x is invested at a constant annually compound interest rate of k percent, what is the ratio of the total amount including interest after 7n years to that after 3n years?
Options:
A. (1+k/100. ^n
B. (1+k. ^n
C. (1+kn/100.
D. (1+k/100. ^4n
E. (1+kn.
Answer: | D | 6,569 |
algebra | Question: WHEN A PERSON SELLS TWO ITEMS $1300 each, ONE AT A GAIN OF 20% AND OTHER AT A LOSS OF 20%.THEN THE SELLER INCURES A LOSS OR GAIN OF:
Options:
A. no loss no gain
B. 2% gain
C. 5% gain
D. 4% loss
E. 1% loss
Answer: | D | 4,089 |
algebra | Question: The seating chart of an airplane shows 30 rows of seats. Each row has 3 seats on each side of the center aisle, and one of the seats on each side is a window saet. The view from the window seats in 25 of the rows is obscured by the wings of the airplane. If the first person to be assigned a seat is assigned a window seat and thw window seat is assigned randomly, what is the probability that the person will get a seat with an unobscured view?
Options:
A. 1/6
B. 1/3
C. 2/3
D. 5/6
E. 17/18
Answer: | A | 12,899 |
algebra | Question: $600 will become $720 in 4 years find the rate of interest?
Options:
A. 10%
B. 15%
C. 5%
D. 7%
E. 20%
Answer: | C | 9,161 |
algebra | Question: Johnson has a corporate proposal. The probability that vice-president Adams will approve the proposal is 0.6. If VP Adams approves the proposal, then the probability that vice-president Baker will approve the proposal is 0.7. If VP Adams doesn’t approve the proposal, then the probability that vice-president Baker will approve the proposal is 0.3. What is the probability that at least one of the two VPs, approves Johnson’s proposal?
Options:
A. 0.12
B. 0.24
C. 0.28
D. 0.66
E. 0.72
Answer: | D | 12,441 |
algebra | Question: If x = 55 + 2q and y = 4q + 41, then for what value of q, x is equal to y ?
Options:
A. -14
B. 14
C. -7
D. 7
E. 0
Answer: | D | 12,152 |
algebra | Question: A metal company's old machine makes bolts at a constant rate of 100 bolts per hour. The company's new machine makes bolts at a constant rate of 150 bolts per hour. If both machines start at the same time and continue making bolts simultaneously, how many minutes will it take the two machines to make a total of 500 bolts?
Options:
A. 36
B. 72
C. 120
D. 144
E. 180
Answer: | C | 12,507 |
algebra | Question: The maximum number of students among them 1008 pens and 928 pencils can be distributed in such a way that each student get the same number of pens and same number of pencils?
Options:
A. 16
B. 18
C. 36
D. 19
E. 32
Answer: | A | 12,280 |
algebra | Question: If the true discount on s sum due 2 years hence at 14% per annum be Rs. 196, the sum due is:
Options:
A. s. 768
B. s. 968
C. s. 896
D. s. 2400
E. s. 2800
Answer: | C | 13,392 |
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