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A jar contains 39 marbles of which 7 is blue and 22 are red and the rest are green what is the ratio of blue marbles to green marbles?
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A jar contains 39 marbles of which 7 is blue and 22 are red and the rest are green what is the ratio of blue marbles to green marbles?

User Zuker
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10 of them are green b/c 39-7-22=10
There are 10 green marbles.
It is given that there are 7 blue marbles.
So the ratio of blue marbles to green marbles is 7:10

7:10, 7/10 (they mean the same thing)
User VladacusB
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