Question

there are 700 students in a school out of which 420 are girls . find the percentage of boys

Answer 1

Dear friend,

Total no. of students = 700
No. of girls = 420
No. of boys = 700 - 420 = 280

Then percentage of boys is,

$\frac{280}{700} \times 100 = 40\%$

Answer. Percentage of boys is 40%.

Hope it helps !!!

Answer 2

total students=700
total girls=420
total boys=700-420=280
prcentage of boys=280/700×100%=40%
hope it will help you.