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10 September, 23:19

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

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  1. 10 September, 23:25
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    Step-by-step explanation:

    7 - 3 = 4

    7 + 3 = 10

    4/10 = 40

    10/10 = ?

    10/10 x 40 x 10/4

    = 100 people
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