Q. What is the number of treads of a staircase flight with 10 risers?

A
9
B
11
C
10
D
12
Solution:

Number of treads = number of riser -1. Vertical member between two treads is known as riser.

Entri PDF Icon

Get Question Bank

Strengthen Your Practice with our comprehensive question bank.

Entri Contact Image

Get Expert Advice for Free: Register for Your Free Consultation Now!