LexieLou101 LexieLou101

13-09-2016
Mathematics

contestada

Divide 33 photos into two groups so the ratio is 4 to 7.

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Kunchan Kunchan

15-09-2016

Total portions are
4 + 7
11

One portion
33 / 11
3

So,
4 : 7
4*3 : 7*3
12 : 21

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