CTBS - Comprehensive Test of Basic Skills Mathematics Computation Questions and Answers

Question 1

An auditorium has 1,250 seats. For a school play, 78% of the seats were sold. How many seats were NOT sold?

Accepted Answer

275

Answer

975

Answer

22

Answer

125

Question 2

A carpenter has a piece of wood that is 10 1/2 feet long. He needs to cut a piece from it that is 3 2/3 feet long. After he cuts the piece, what is the length of the remaining wood?

Accepted Answer

6 5/6 feet

Answer

7 1/6 feet

Answer

7 1/3 feet

Answer

6 1/2 feet

Question 3

Solve the following expression: 3 + 2 x (6 - 1) ÷ 5

Accepted Answer

5

Answer

2

Answer

3

Answer

4

Question 4

A catering company needs to transport 248 dinner plates to an event. If each box can hold a maximum of 18 plates, what is the minimum number of boxes required to transport all the plates?

Accepted Answer

14

Answer

13

Answer

13.77

Answer

15

Question 5

What is the result of 45.81 divided by 0.9?

Accepted Answer

50.9

Answer

5.09

Answer

509

Answer

0.509

Question 6

Which of the following fractions is equivalent to 5/8?

Accepted Answer

25/40

Answer

10/18

Answer

20/24

Answer

15/32