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Quiz-Probability Review

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									Problem 1
We have two bags of marbles. The first bag has a ratio of 2 blue marbles to 7 red ones. The second bag has the same ratio. If the 2nd bag has 37 red marbles, how many blue ones does it have?

Problem 2
Detroit puts out 5 white cars to every green car. If Detroit makes 2,692,000 green cars, how many white cars does it make?

Problem 3
If girls made “A’s” on a ratio of 7 to 5 compared to boys (of course this is not in our school), how many “A’s” would the boys make, if the girls made 92?


								
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