dialogue: Charles: how much are you paying for your gym?
  Jane: I have a membership, open with 24/7 access
  Charles: Ok, same as I, how much is it?
  Jane: 50 quid per month
  Jane: But there's a swimming pool
  Charles: I knew it! my gym is a total rip-off
  Jane: How much are you paying?
  Charles: 80! But I don't have a pool
  Jane: bit much, I think
summary: Jane pays 50 GBP for her monthly gym membership with a swimming pool available. Charles pays 80 with no pool, which he finds expensive.