anne0tshopezcas anne0tshopezcas

29-11-2015
Mathematics

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In a group of 42 children there are twice as many boys as girls. How many girls are there?

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SugoiPlatypus SugoiPlatypus

29-11-2015

Divide 42 by three, since you have three groups. Two of boys and one of girls.
42/3=14
14*2=28
14 girls and 28 boys

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Tutur1405 Tutur1405

29-11-2015

No of girls = x No of boys = 2x x+2x=42 3x=42 x=42/3=14 Therefore there are 14 girls

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