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प्रश्न
A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6,000 tickets are sold, how many tickets has she bought?
पर्याय
40
240
480
750
उत्तर
480
Explanation:
Given, total number of sold tickets = 6000
Let she bought x tickets.
Then, probability of her winning the first prize = `x/6000` = 0.08 ...[Given]
⇒ x = 0.08 × 6000
∴ x = 480
Hence, she bought 480 tickets.
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