Question

martin uses 5/8 of a gallon of paint to cover 4/5 of a wall. what is the unit rate at which martin paints in walls per gallon?A 1 3/32B. 32/25C. 1 7/25D 1/2

Answer 1

5/8 of a gallon

cover 4/5 of a wall

rate = 4/5 / 5/8 or

`((4)/(5))/((5)/(8))\text{ = }\frac{(4\text{ x 8)}}{(5\text{ x 5)}}\text{ = }(32)/(25)\text{ or 1 }(7)/(25)`

Done

There are two possible answers B and C, but if you need to choose only one, it will be C.