Question

A manhole opening should be a minimum of _______" in diameter.

a: 20
b: 45
c: 50
d: 75

Answer 1

The minimum diameter for a manhole opening should be 100 inches.

Step-by-step explanation:

The minimum diameter for a manhole opening is given by the option:

c: 50

This means that the manhole opening should have a radius of 50 inches. The diameter is twice the radius, so the diameter of the manhole opening should be 100 inches.