Question

There are 0.8 part of boys in a school and 150 are girls??Find the no of boys??

Answer 1

Step-by-step explanation:

Boys = 0.8 or 80%

Girls = 20% or 150

20% = 150

80% = 600

Number of boys = 600

Answer 2

Answer:

boys= 0.8 let it be x

=8/10

=8/10×100

=80%

:. girls will be 20%

=150

150:20::80:x.

3000:20x

3000×20\100=x

600=x

:.the no. of boys is 600