darienissmart11 darienissmart11

19-09-2017
Mathematics

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There are 12 boys and 15 girls in your class four new students 3 boys and 1 girl join your class compare the ratio of boys to girls before and after the new students enrolled

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KatyFaulk KatyFaulk

19-09-2017

the old ratio was 12:15 it is now 15:16. there is a difdernce of 3:1 in tje two ratios

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