ParaPro Math 4

Question 1

A classroom has 24 students. If 3/8 of the students are in the reading group, how many students are NOT in the reading group?

Accepted Answer

15

Answer

3/8 of 24 = 9 students in the reading group, so 24 − 9 = 15 are not.

Question 2

A number line shows points at −3, 0, and 4. What is the distance between the points at −3 and 4?

Accepted Answer

7

Answer

Distance = 4 − (−3) = 4 + 3 = 7.

Question 3

Which expression is equivalent to 5(3 + 2)?

Accepted Answer

5 × 3 + 5 × 2

Answer

By the distributive property, 5(3 + 2) = 5 × 3 + 5 × 2 = 15 + 10 = 25.

Question 4

A student scores 82, 76, 90, and 88 on four tests. What is the student's average (mean) score?

Accepted Answer

85

Answer

(82 + 76 + 90 + 88) ÷ 4 = 336 ÷ 4 = 84.

Question 5

Which of the following is a prime number?

Accepted Answer

37

Answer

37 has no factors other than 1 and itself; the others are divisible by 3 or 7.

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