"In a school the ratio of boys and girls is 4 : 5 respectively. When 100 girls leave the school the,
Channel: Doubtnut
Date: 05/04/2020

"In
 a school the ratio of boys and girls is 4 : 5 respectively. When 100 girls
 leave the school the, ratio becomes 6 : 7 respectively. How many boys are
 there in the school?
`1300`
b. `1500`

c. `1600`
d. Cannot be
 determined e. none of these"