Statistics

There are two types of ice cream cones, chocolate and vanilla. You and 24 of your friends (25 total people) are going to buy ice cream cones. If 15 people buy vanilla cones, and 20 people buy chocolate cones, how many people bought both chocolate and vanilla ice cream cones?

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asked by Mannie
  1. 25 people bought 35 cones

    so 10 people bought both

    5 only van - 10 both - 10 only choc

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    posted by Scott

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