NCCER 102.1-3 Review - Construction Math

Given the number 92475, which digit is in the ten-thousands column of place value

• 2

• 4

• 7

• 9

What is the distance around the foundation shown in Figure 1?

• 206 ft.

• 214 ft.

• 224 ft.

• 234 ft.

How many concrete blocks like the one shown in Figure 2 are required to erect a 2-foot high wall that is 234 ft. long?

Assume there is no waste, and round your answer up to the nearest whole number (since only whole blocks can be purchased).

• 336 block

• 504 blocks

• 514 blocks

• 528 blocks

Which of the following fraction pairs are equivalent fractions?

• $\frac{1}{2}$ and $\frac{17}{32}$
  

• $\frac{1}{2}$ and $\frac{32}{64}$
  

• $\frac{1}{2}$ and $\frac{3}{4}$
  

• $\frac{1}{2}$ and $\frac{63}{128}$
  

True or False:

The improper fraction $\frac{76}{64}$ converts to the mixed number 1- $\frac{9}{32}$  .

• True

• False

 $\frac{11}{16}+\frac{3}{8}=_{ }$ 

•  $\frac{9}{16}$  

•  $\frac{7}{8}$  
  

•  $1\frac{1}{16}$ 

•  $1\frac{1}{8}$  

 $1\ \frac{1}{4}-\frac{7}{16}=$ 

•  $\frac{5}{16}$  

•  $\frac{5}{8}$  
  

•  $\frac{3}{4}$ 

•  $\frac{13}{16}$  

 $\frac{1}{8}\times\frac{1}{10}=$  

•  $\frac{1}{80}$  

•  $\frac{1}{40}$  
  

•  $\frac{4}{5}$ 

•  $1\frac{1}{4}$  

 $\frac{7}{16}\div\frac{7}{8}=$  

•  $\frac{49}{128}$  

•  $\frac{3}{8}$  
  

•  $\frac{1}{2}$ 

•  $2$