NWEA Math 5

Question 1

A circle has a radius of 6. What is its approximate circumference? (Use π ≈ 3.14)

Accepted Answer

37.68

Answer

Circumference = 2πr = 2 × 3.14 × 6 = 37.68.

Question 2

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

Accepted Answer

Distributive property

Answer

The distributive property states a(b + c) = ab + ac.

Question 3

What is the greatest common factor (GCF) of 24 and 36?

Accepted Answer

12

Answer

Factors of 24: 1,2,3,4,6,8,12,24; Factors of 36: 1,2,3,4,6,9,12,18,36; GCF = 12.

Question 4

If a set of test scores is 70, 80, 85, 90, 95, what is the mean score?

Accepted Answer

84

Answer

Sum = 420; mean = 420 ÷ 5 = 84.

Question 5

A scale drawing uses 1 inch = 20 feet. If a room measures 3.5 inches on the drawing, how long is the actual room?

Accepted Answer

70 feet

Answer

Actual length = 3.5 × 20 = 70 feet.

NWEA - Northwest Evaluation Association Practice Test