Probability · Question 8 · Medium
A box has 5 red and 3 black pens. Two pens are drawn at random without replacement. What is the probability that both are red?
- 5/8
- 5/14
- 5/16
- 25/64
Answer and explanation
Answer: B. 5/14
Explanation: P = 5C2/8C2 = 10/28 = 5/14.
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