Determine whether quantities vary directly or inversely and find the constant of variation. it took peter 3 hours to drive to his friend in connecticut when he was driving with the average speed 54 mph. how much time will the way back take if he drives with the average speed 60 mph?

The area of a square floor on a scale drawing is 64 square centimeters, and the scale drawing is 1 centimeter: 3 ft. what is the area of the actual floor? what is the ratio of the area in the drawing to the actual area? the area of the actual floor is square feet. the ratio of the area in the drawing to the actual area is 1 square centimeter: square feet.