sentence1: 15 years hence , Karthik will be just Quadrice as old as he was 15 years ago , How old is Karthik at now ? [ Quadrice = 4 Times ]
sentence2: less than 25 years hence , Karthik will be just Quadrice as old as he was 15 years ago , How old is Karthik at now ? [ Quadrice = 4 Times ]