In a box with 80 tickets, 10 people buy 10 tickets each. If there are 4 winning tickets drawn at random find the probability that(adsbygoogle = window.adsbygoogle || []).push({});

1) one person gets all 3 winning tickets

2) there are 3 different winners

3) some person gets two winners and someone else gets just one

for 1) 10 C 3 * 70 C 7

is the answer = -------------------- where C stands for chooses.

80 C 10

Thnks

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# Random Probability Problem

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