Question

there are 20 boys and 18 girls in the class. find the percentage of

Answer 1

First tot up the total number of people (doesn’t matter if they’re boys or girls).

20+18 = 38

The formula for percentage is (gain/whole) X 100 = %

In this case we want to know girls, so the gain would be the number of girls. So:

(18/38) X 100 = %

for boys (20/38) x 100=%

solve these two and your answer comes

hope it is correct