Question

Neha is twice as old as riya. If six years from riya age and four years added to neha age than will be 4 times riya age .
How old were they two years ago

Answer 1

Let the present age of riya be a

Present age of Neha = 2a

According to question,

4(a - 6) = 2a + 4

=> 4a - 24 = 2a + 4

=> 2a = 28

=> a = 14

Present age of riya = 14

Present age of Neha = 28

2 years ago,

Riya's age = 12 years

Neha's age = 26 years

Answer 2

Let the present age of riya be a

Present age of Neha = 2a

According to question,

4(a - 6) = 2a + 4

=> 4a - 24 = 2a + 4

=> 2a = 28

=> a = 14

Present age of riya = 14

Present age of Neha = 28

2 years ago,

Riya's age = 12 years

Neha's age = 26 years