Question

The person who will answer all these questions properly I will make him / her as brainliest ​

Answer 1

21.

let x be the no. of Boys

then, by question, we have

x+75=150

x=150-75

=75

.°. the ratio of Girls to the no. of Boys

=75/75

=1:1

22.

3x+5-y

23.

75°=60°+15°

then draw a 60° and to this draw again a 15 °. As 15° is the half of 30°

24.

7kg+ 500g