Question

If the average student spends 54 minutes( 15%) walking to and from school, how much time is spent on (5%) lunch?

Answer 1

54 = 15.
? = 5.
54 / 3 = 18.
18 minutes is spent on lunch.

Hope this helps.

Answer 2

$\frac{t}{54}=\frac{5/15}=18 / minutes$
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