Question

The inside of a trough is shaped like a rectangular solid, 25 feet long, 6 inches wide, and filled with water to a depth of 35 inches. If we wish to raise the depth of the water to 38 inches, how much water must be let into the tank?

a. 25/96 cubic foot
b. 25/8 cubic feet
c. 75/2 cubic foot
d. 225 cubic feet
e. 450 cubic feet

Answer 1

1/4 ft * 1/2 ft * 25 ft = ? ft^3

Answer 2

sorry how did you get to the answer 25/8?

Answer 3

he just multiplied length,width and depth of water added