Samuel decided to paint the house. he bought 2 cans of paint and one roller for $30. more arrived, so he went back to the store and bought three more cams of paint and two more rollers for $50. how much did he have to pay for a can of paint?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.