General Quantitative Aptitude Basics 4

Question 1

A bag contains 5 red, 3 blue, and 2 green marbles. What is the probability of picking a blue marble?

Accepted Answer

3/10

Answer

Probability = 3 blue ÷ (5+3+2) total = 3/10.

Question 2

What is 2/3 ÷ 4/9?

Accepted Answer

3/2

Answer

Dividing fractions: 2/3 × 9/4 = 18/12 = 3/2.

Question 3

If a salary of $54,000 per year is split into 12 equal monthly payments, how much is each payment?

Accepted Answer

$4,500

Answer

$54,000 ÷ 12 = $4,500 per month.

Question 4

What is the volume of a cube with a side length of 5 inches?

Accepted Answer

125 in³

Answer

Volume of a cube = side³ = 5³ = 125 cubic inches.

Question 5

If x + 9 = 25, what is the value of 3x?

Accepted Answer

48

Answer

x = 25 − 9 = 16; 3x = 3 × 16 = 48.

General Practice Test