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OpenStudy (anonymous):
The ratio of the books in the sample above is representative of the books in a bookcase in the library. If there are 21 red books in the bookcase, then how many yellow books are in the bookcase?
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OpenStudy (anonymous):
Is it the same sample as before?
OpenStudy (anonymous):
What is the sample?
OpenStudy (anonymous):
what times 3 would give you 21?
OpenStudy (anonymous):
That number times 5 would give you the number of yellow books
OpenStudy (anonymous):
If it is the same sample
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