NCCER Core Construction Math Fundamentals 2

Question 1

A wall is 12 feet 6 inches long. How many inches is that in total?

Accepted Answer

150 inches

Answer

144 inches

Answer

156 inches

Answer

126 inches

Question 2

How many square feet of drywall are needed to cover a wall that is 8 feet high and 14 feet long?

Accepted Answer

112 sq ft

Answer

96 sq ft

Answer

128 sq ft

Answer

88 sq ft

Question 3

What is the volume of a concrete footing that is 2 feet wide, 1 foot deep, and 40 feet long?

Accepted Answer

80 cubic feet

Answer

40 cubic feet

Answer

60 cubic feet

Answer

120 cubic feet

Question 4

If a roof has a 6:12 pitch, what is the rise for every 12 inches of horizontal run?

Accepted Answer

6 inches

Answer

3 inches

Answer

8 inches

Answer

12 inches

Question 5

Using the Pythagorean theorem, what is the rafter length if the run is 12 feet and the rise is 9 feet?

Accepted Answer

15 feet

Answer

18 feet

Answer

21 feet

Answer

12 feet

Question 6

What fraction represents 7/8 reduced to lowest terms?

Accepted Answer

7/8

Answer

3/4

Answer

14/16

Answer

15/16