The ratio of the number of boys and girls in a college is \(7 : 8.\) If the percentage increase in the number of boys and girls be \(20\)% and \(10\)% respectively, what will be the new ratio?
A.21 : 22
B.17 : 18
C.8 : 9
D.Cannot be determined
Answer:A
The ratio of the number of boys and girls in a college is \(7 : 8.\) If the percentage increase in the number of boys and girls be \(20\)% and \(10\)% respectively, what will be the new ratio?
A.21 : 22 B.17 : 18 C.8 : 9 D.Cannot be determined