When 6 boys were admitted and 6 girls left the %of boys increased from 60% to 75% . Find the original no. Of boys and girls in the clasa

Answer 1

b/(b+g) = 3/5
(b+6)/(b+6 + g-6) = 3/4

Originally, there were 24 boys and 16 girls.

24/(24+16) = 3/5
30/(30+10) = 3/4