Question

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The ratio of boys to girls in a group is 7:3. If there are 40 more boys than girls, work out how many girls there are.

Answer 1

Answer:

10

Step-by-step explanation:

Answer 2

Step-by-step explanation:

Let the no. of boys and girls be 7x and 3x

No. of boys= 3x+40=7x

40= 7x-3x

40 =5x

40/5=8=x

No. of boys =7×8 = 56

No. of girls = 3×8=18

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