15-08-2016
Mathematics

contestada

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

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malyjaofficer101 malyjaofficer101

15-08-2016

Cross multiply and solve for x.

X represents the smaller of the two groups.

4/11 = x/33 .

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15-08-2016

4+7=11
33÷11=3
3×4=12
3×7=21
12+21=33
group 1 =11
group 2 =21

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