Question

The plans for a building you're working on call for the installation of a 10″-thick concrete block wall. The usual size for a footing that would be used with such a wall would be 8″ deep by _______ wide.

A. 16″
B. 24″
C. 18″
D. 20″

Answer 1

B 24" is the answer but confirm with your teacher

Answer 2

Your answer should be D. 20” wide.