jacky27
a yogurt shop allows its customers to add,for no charge, 3 toppings to any yogurt purchased. if the store has 18 possible toppings, how many different 3-topping combination can a customer choose?
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RaphaelFilgueiras
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jacky27
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huh?
swissgirl
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Its the 18 Choose 3 formula. You familiar with that?
jacky27
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Okay, & Yeah I Am
swissgirl
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jacky27
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Pascal's triangle can also be used right? & Thanks!!!(:
swissgirl
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Umm you gotta ask @RaphaelFilgueiras cuz I can't remember pellet after taking 2 semesters in stats :(
jacky27
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Yeah, i used pascals triangle right now and it gave me the same answer
swissgirl
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Ohhh great :)