AFOQT Math 3

Question 1

If the ratio of boys to girls in a class is 3:2 and there are 30 students, how many boys are there?

Accepted Answer

18

Answer

The ratio totals 5 parts, so each part is 6, and boys = 3 × 6 = 18.

Question 2

What is the next number in the sequence: 2, 6, 18, 54, ...?

Accepted Answer

162

Answer

Each term is multiplied by 3, so 54 × 3 = 162.

Question 3

A triangle has angles of 40° and 75°. What is the third angle?

Accepted Answer

65°

Answer

Angles of a triangle sum to 180°, so 180 − 40 − 75 = 65°.

Question 4

If 5 workers build a wall in 12 days, how long would 10 workers take at the same rate?

Accepted Answer

6 days

Answer

Doubling the workers halves the time, so 12 ÷ 2 = 6 days.

Question 5

What is √144?

Accepted Answer

12

Answer

12 × 12 = 144, so the square root is 12.

AFOQT Practice Test