Question

15 student pf class X took part in the examination of Indian mathematics olympiad. The number of boys participants is 5 less than the number of girl participants. Find the number of boys and girls who took part in the examination of Indian mathematics olympiad

Answer 1

answer is 5 and IMO IS International maths olympiad

Answer 2

total number of students took part in Indian mathematics olympiad=15

let number of girls participants be x.
and number of boys participants=x-5
A/q
x+(x-5)=15
x+x-5=15
2x=15+5
x=20/2
=10

so,10 girls participate and 5 boys participate in the Indian mathematical olympiad