Solve.If the problem asks for a ratio, give it in simplified form.
| 1 a. |
The ratio of girls to boys in a a swimming club was 4 : 2. There were 36 girls. How many boys were there in the club?
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| 2 a. |
A bag contains 90 marbles, some red and some green.
The ratio of red marbles to green ones is 4 : 5. How many green marbles are there?
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| 3 a. |
A bag contains 90 marbles, some red and some white.
The ratio of red marbles to white ones is 1 : 4. How many red marbles are there?
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| 4 a. |
In a cookie mix, we find oatmeal cookies, walnut cookies, and no-bake cookies in a ratio of 4 : 3 : 4. If a bag of the mix contains 36 walnut cookies, how many cookies in total are there?
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| 5 a. |
Ava and Aiden share a reward of $72 in a ratio of 1 : 5. How much does Ava get?
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