Classroom 4

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

Result

a =  24
b =  12

Solution:

a=2/3⋅ 36=24a=2/3 \cdot \ 36=24
b=1/3⋅ 36=12b=1/3 \cdot \ 36=12

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