IBPS Clerk Prelims Model Paper 14

Suppose l be the numerator and m be the denominator of a fraction F
F =

l

m

Let l is increased by 150% so it would become 250 × l/100 =5l/2
Let m is increased by 350% so it would become
450 × m/100 = 9m/2
Hence new fraction
= 5l/9m = 25/51
l/m = 15/17