Question

Five years ago, Raju was thrice as old as Sneha. Ten years later, Raju shall be twice as old as Sneha. Represent this situation algebraically.

Answer 1

let Raju's present age be x

and sneha's present age be y

five years ago,their ages were

Raju : x-5

Sneha: y-5

According to first condition..

x-5 = 3× (y-5)

ten years later ..their ages will be ..

Raju: x+10

Sneha: y+10

According to second condition..

x+10= 2× (y+10)