2

Set 4: Probability (Beginner)

Explanation

Answer: C

PROBLEM

A bag contains 19 balls, 6 of which are green. What is the probability of randomly selecting a green ball?

A bag contains 19 balls, 6 of which are green. What is the probability of randomly selecting a green ball?

A.

19/6

B.

13/19

C.

6/19

✓ Correct
D.

6/20

Detailed Explanation

Choice C is the best answer. P = favorable/total = 6/19 = 6/19

Why others are wrong:
A: 19/6 is incorrect because it does not satisfy the equation.
B: 13/19 is incorrect because it does not satisfy the equation.
D: 6/20 is incorrect because it does not satisfy the equation.