NCCER Core Introduction to Construction Math 2

Question 1

What is the result of adding 3/8 and 5/8?

Accepted Answer

Both B and C

Answer

3/8 + 5/8 = 8/8 = 1. Both 8/8 and 1 are the same value.

Question 2

A board is 96 inches long. How many feet is that?

Accepted Answer

8 feet

Answer

96 / 12 = 8 feet.

Question 3

What is 25% of 200 linear feet of lumber?

Accepted Answer

50 feet

Answer

25% of 200 = 0.25 x 200 = 50 feet.

Question 4

What unit measures the cross-sectional area of electrical wire?

Accepted Answer

Circular mils

Answer

Circular mils (CM) express the cross-sectional area of electrical wire.

Question 5

What is the area of a triangle with base 10 feet and height 6 feet?

Accepted Answer

30 sq ft

Answer

Area = 1/2 x 10 x 6 = 30 square feet.

NCCER Core - National Center for Construction Education and Research Core Certification Practice Test