GMAS Mathematics Content Areas 3

Question 1

What is the perimeter of a square with a side length of 9 inches?

Accepted Answer

36 inches

Answer

Perimeter of a square = 4 × side = 4 × 9 = 36 inches.

Question 2

Which inequality represents 'x is at least 7'?

Accepted Answer

x ≥ 7

Answer

'At least 7' means x can equal 7 or be greater, so x ≥ 7.

Question 3

A car travels 180 miles in 3 hours. What is its average speed in miles per hour?

Accepted Answer

60 mph

Answer

Speed = distance ÷ time = 180 ÷ 3 = 60 mph.

Question 4

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 5

Solve for y: 3y - 9 = 15

Accepted Answer

y = 8

Answer

3y = 15 + 9 = 24, so y = 24 ÷ 3 = 8.

(GMAS) Georgia Milestones Assessment System Practice Test