4

Set 3: Probability (Beginner)

Explanation

Answer: B

PROBLEM

A bag contains 22 balls, 6 of which are green. What is the probability of randomly selecting a green ball?

A bag contains 22 balls, 6 of which are green. What is the probability of randomly selecting a green ball?

A.

3/22

B.

3/11

✓ Correct
C.

11/3

D.

4/11

Detailed Explanation

Choice B is the best answer. P = favorable/total = 6/22 = 3/11

Why others are wrong:
A: 3/22 is incorrect because it does not satisfy the equation.
C: 11/3 is incorrect because it does not satisfy the equation.
D: 4/11 is incorrect because it does not satisfy the equation.