5 years ago, Vinay's age was `1/3` of Vikas' age. Presently Vinay is 17 years old. Find Vikas' age`

10 years ago Sachin's age was double of Ajay's age. If Sachin will be 40 years old after 10 years, then find the age of Ajay

Shabana's age 10 years hence will be twice of Juhi's present age. 6 years ago Shabana's age was 5/3 times Juhi's age at that time. Find their present ages.

Ten years ago, Mohan's age was 35 years less than twice his present age. Find Mohan's present age (in years)

Five years ago, A's age was four times the age of B. Five years hence , A's age will be twice the age of B. Find their present ages.