Quantitative Reasoning

Probability

Easy

The probability that a card drawn from a pack of 52 cards will be a king or a diamond, is?

1/26

3/26

2/13

4/13

✅ Correct Option: 4

Use $P(A\cup B)=P(A)+P(B)-P(A\cap B)$ . Kings: 4, diamonds: 13, king of diamonds counted twice: 1. Favourable $=4+13-1=16$ , so probability $=\frac{16}{52}=\frac{4}{13}$ .

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Solution

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