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प्रश्न
1000 tickets of a lottery were sold and there are 5 prizes on these tickets. If Namita has purchased one lottery ticket, what is the probability of winning a prize?
बेरीज
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उत्तर
n(S) = 1000
n(E) = 5
P(E) = ?
P(E) = `"n(E)"/"n(S)" = 5/1000 = 0.005`.
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