ParaPro Core Plus (Math Version 5

Question 1

A car travels 270 miles in 4.5 hours. What is its average speed in miles per hour?

Accepted Answer

60 mph

Answer

Speed = distance ÷ time = 270 ÷ 4.5 = 60 mph.

Question 2

What is the area of a circle with a radius of 7 cm? (Use π ≈ 3.14)

Accepted Answer

153.86 cm²

Answer

Area = πr² = 3.14 × 7² = 3.14 × 49 ≈ 153.86 cm².

Question 3

Which of the following sets of numbers is ordered from least to greatest?

Accepted Answer

−1, −0.5, 0, 0.25

Answer

On the number line, −1 < −0.5 < 0 < 0.25 is the correct ascending order.

Question 4

A student scored 78, 85, 91, 74, and 82 on five tests. What is the mean score?

Accepted Answer

82

Answer

Mean = (78 + 85 + 91 + 74 + 82) / 5 = 410 / 5 = 82.

Question 5

Which property is illustrated by the equation 5 × (2 + 3) = 5 × 2 + 5 × 3?

Accepted Answer

Distributive property

Answer

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

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