Question

There are 65 students in a class. If 60% were boys, how many girls are there​

Answer 1

Step-by-step explanation:

$total \: students = 65 \\ boys = 60\%of \: 65$

In maths

$of \: means \: \times \\ \% \: means \: \frac{?}{100}$

accordingly

$\dfrac{60}{100} \times 65(solving) = 39 \\ so \\ number \: of \: girls = \\ 65 - 39 = 26girls \\ \implies \: there \: are \:26 \: girls$