PSAT/NMSQT Mathematical Problem Solving 4

Question 1

A class has 18 girls and 12 boys. What is the ratio of boys to total students?

Accepted Answer

2 to 5

Answer

2 to 3

Answer

3 to 5

Answer

1 to 2

Question 2

If x² = 49 and x is negative, what is x?

Accepted Answer

-7

Answer

7

Answer

-49

Answer

-14

Question 3

A rectangle has length 9 and width 4. What is its area?

Accepted Answer

36

Answer

13

Answer

26

Answer

40

Question 4

What is 1/4 + 2/3?

Accepted Answer

11/12

Answer

3/7

Answer

5/12

Answer

3/4

Question 5

A jacket is marked up 50% to $90. What was the cost before markup?

Accepted Answer

$60

Answer

$45

Answer

$70

Answer

$75

Question 6

If 4 workers build a wall in 6 days, how long would 3 workers take at the same rate?

Accepted Answer

8 days

Answer

4 days

Answer

6 days

Answer

9 days

Question 7

What is the median of 4, 8, 6, 10, 2?

Accepted Answer

6

Answer

4

Answer

8

Answer

10