Question

a basement for a 31 ft by 41 ft house is to be dug at a depth of 3 feet. how many cubic yards of earth need to be hauled away? assume the surface of the ground is level.

Answer 1

13.78 cubic yards of earth need to be hauled away

Explanation:

1. Calculate the volume in cubic feet.

`v=(31)(41)(3)=372`

2. Convert cubic feet to cubic yards.

1 cubic feet = 0.037037 cubic yards

`v=372(0.037037)=13.78`

Hope this helps