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At a certain school, 8/9 of the students are boys. Today, 4/5 of the boys brought their lunch. What fraction of the students are boys who brought their lunch today?

The answer is 32/45

Respuesta :

Answer:

B = 8 S / 9          8 out of 9 students are boys

4 / 5 B = L         4 out of 5 boys brought their lunch

B = 5 L / 4

5 L / 4 = 8 S / 9            from first equation

L = 32/45 * S         32 boys out 45 students brought their lunch

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