Johan is 20 years older than Brian 12 years ago, johan was twice as old as Brian. How old Brian?

A is 20 years older than B. 5 years ago, A was 3 times as old as B. Find their present ages.

Damini is twice as old as Hari. Hari is 5 years older than Nipa. In 5 years, Damini will be three times as old as Nipa. How old is Hari now?

Michael is 6 years older than Sabrina.Five years ago,Michael was thrice as old as Sabrina.Find Michael's present age

Hema is 24 years older than her daughter Dhaminl. 6 years ago, Hema was thrice as old as Dhamini.Find their present ages.

Sunita is 24 years older than her daughter Kavita. 6 years ago, Sunita was thrice as old as Kavita. Find their present ages.

Keong is 25 years younger than Ryu, 12 years ago, Ryu's age was 2.25 times that of Keong. How old is Ryu now (in years)?

Ravi is now 6 years older than Neeta.Three years ago,he was twice as old as she was then.Find their present ages .

Mohan's mother was four times as old as Mohan ten years ago. After 10 years, she will be twice as old as Mohan. How old is Mohan today?