math

Joe puts 5 books in his backpack as he leaves for school. He has 2 math books, 1 science book, and 2 history books. What is the probability that he will grab his science book out of his backpack without looking?

I think 1/5

Jacquie has 4 sweaters that go with her new jeans. What is the probability that she will pick the white one out of her closet?

I think 1/4

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1. yes
yes assuming only one of them is white which is implied by the grammar.

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posted by Damon

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