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den301095 [7]
3 years ago
15

The ratio of the number of adults to the number of children in a library is 12:5. If there are 45 children in the library, how m

any adults are there at the library?
Mathematics
2 answers:
patriot [66]3 years ago
5 0

Answer:

The answer is 108.

Step-by-step explanation:

This can be solved with a simple proportion. 5/12 = 45/1. For 5 to become 45, you need to multiply by 9. You do the same to the denominator. 12 times 9 is 108.

zysi [14]3 years ago
4 0
The answer would be 108. 108:45 can be simplified to 12:5.
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