Question

the ratio of girls and boys attending a school is 7 : 8 if there are 640 boys in the school how many girls are there

Answer 1

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Answer 2

Let the given number of boys & girls be 7x and 8x.

If, Number of boys → 8x = 640 → x = $\frac{640}{8} = 80$

Now, Number of girls (7x) is 560.