6
Answer: CSet 5: Probability (Beginner)
Explanation
PROBLEM
A bag contains 10 balls, 8 of which are blue. What is the probability of randomly selecting a blue ball?
A bag contains 10 balls, 8 of which are blue. What is the probability of randomly selecting a blue ball?
A.
4/6
B.
5/4
C.✓ Correct
4/5
D.
6/10
Detailed Explanation
Choice C is the best answer. P = favorable/total = 8/10 = 4/5
Why others are wrong:
A: 4/6 is incorrect because it does not satisfy the equation.
B: 5/4 is incorrect because it does not satisfy the equation.
D: 6/10 is incorrect because it does not satisfy the equation.