Classroom 4

In a class of 36 pupils, 2/3 are girls. How much it is in a class girls and boys?

Correct answer:

a =  24
b =  12

Step-by-step explanation:

$a=2\mathrm{/}3\cdot 36=24$

$b=1\mathrm{/}3\cdot 36=12$

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