MASS Math 2

Question 1

What is 15% of 240?

Accepted Answer

36

Answer

0.15 × 240 = 36.

Question 2

Solve for x: 3x - 7 = 14.

Accepted Answer

7

Answer

Add 7 to get 3x = 21, then divide by 3 to get x = 7.

Question 3

A rectangle is 8 cm long and 5 cm wide. What is its area?

Accepted Answer

40 cm²

Answer

Area = length × width = 8 × 5 = 40 cm².

Question 4

What is the value of 7²?

Accepted Answer

49

Answer

7² means 7 × 7 = 49.

Question 5

If a train travels 180 miles in 3 hours, what is its average speed?

Accepted Answer

60 mph

Answer

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

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