Question

Ramesh’s age is twice as old as Suresh. Five years ago, Ramesh’s age was 3 times
that of Suresh’s. Find their present ages

Answer 1

Answer:

letageofRamesh=xand

thatofRashmi=y

then(

y

x

)=(

7

5

)orx=(

7

5

)y

now(x+9)=2(y−9)

x+9=2y−18

27=2y−x

27=2y−(

7

5

)y

27=y((

7

14−5

))

∴y=(

9

27×7

)=21years

∴x=(

7

5

)×21=15years

Answer 2

Answer:

let ramesh age be x

let suresh age be y

atq

x=2y

x-5=3(y-5)

x-5=3y-15

2y-5=3y-15

-5+15=3y-2y

10=y

y=10

x=2y

x=2(10)

x=20