Agallon of water weighs 8.354 pounds. simon uses 11.81 gallons of water taking a shower. about how many pounds of water did simon use

Barrett is comparing the membership fees for two museums. the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?