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A card is drawn at random from a box con...

A card is drawn at random from a box containing 21 cards numbered 1 to 21. Find the probability that the card drawn is
a) Prime number
b) Divisible by 3.

Text Solution

Verified by Experts

The correct Answer is:
a) `8/21`
b) `2/7`
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CPC CAMBRIDGE PUBLICATION-MODEL QUESTION PAPER 7 -QUESTIONS
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