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Three out of evry 45 tickets sold in a food bank raffle will win a prize.If Eli bought 15 tickets, how many prizes would he expect to win?

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mwisetalamasey

i would say you need to divide 45 and 3. then subtract 45 and 15. then with those two numbers you need to put the amount from 45 / 3 on the top and the 15-45 on the bottom. you will get the probability.

i think don't quote me