Question

Class ‘K’ has number of girls as 90% of boys in that

Q: Answer-Class ‘K’ has number of girls as 90% of boys in that class. Class ‘L’ has 10% fewer boys than class...

ATQ,Let the number of boys in class K 100xThen, number of girls in class K 0.90 100x 90xNumber of boys in class L 0.90 100x 90xTotal number of students in class L 100x 90x 135100 256.5xNumber of girls in class L 256.5x 90x 166.5xRequired ratio 90x166.5x 2037

class. Class ‘L’ has 10% fewer boys than class ‘K’ and 35% more total students than class ‘K’. Find the ratio of girls in class ‘K’ to that in class ‘L’.

A 7:13

B 20:37

C 9:5

D 3:5

E None of these