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प्रश्न
What is the probability of throwing an even number with a single standard dice of six faces?
उत्तर
Sample space (S) = {1, 2, 3, 4, 5, 6}
n(S) = 6
Let E be the event of getting an even number
E = {2, 4, 6}
n(E) = 3
P(E) = `("n"("E"))/("n"("S"))`
= `3/6`
= `1/2`
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