College Math Placement Test Pre-Algebra 5

Question 1

What is the perimeter of a rectangle with length 9 cm and width 5 cm?

Accepted Answer

28 cm

Answer

Perimeter = 2(length + width) = 2(9 + 5) = 2(14) = 28 cm.

Question 2

Evaluate: 3 + 4 × 2 − 1

Accepted Answer

10

Answer

Following order of operations: 4 × 2 = 8 first, then 3 + 8 − 1 = 10.

Question 3

A jar contains 5 red, 3 blue, and 2 green marbles. What is the probability of randomly picking a blue marble?

Accepted Answer

3/10

Answer

There are 3 blue marbles out of 10 total, so the probability is 3/10.

Question 4

Which property is illustrated by: 7 × (3 + 4) = 7 × 3 + 7 × 4?

Accepted Answer

Distributive property

Answer

The distributive property states a(b + c) = ab + ac, which is exactly what is shown.

Question 5

What is 2/3 ÷ 4/9?

Accepted Answer

3/2

Answer

Dividing by a fraction means multiplying by its reciprocal: 2/3 × 9/4 = 18/12 = 3/2.

College Math Placement Test Practice Test