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प्रश्न
From a set of 17 cards, numbered 1, 2, …. 17, one card is drawn. What is the probability that the number is a multiple of 3 or 7?
पर्याय
`5/17`
`7/17`
`8/17`
`6/17`
MCQ
उत्तर
`7/17`
Explanation:
The total number of possible outcomes is 17
The number of favourable outcomes is 3, 6, 7, 9, 12, 14 and 15 = 7
Thus, the required probability = `" number of favorable outcomes"/"total number of outcomes"`
`= 7/17`.
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