Age of tarun is 7 years more than the age of rakhi. Tarun's grandfather is 3 times as old as tarun. What are their ages if rakhi's age was y 3 years back.

Given:

Age of Tarun is 7 years more than the age of rakhi. Tarun's grandfather is 3 times as old as Tarun. 

Age of Rakhi 3 years ago $=y$.

To do:

We have to find their present ages.

Solution:

Present age of Rakhi$=y+3$.

Present age of Tarun$=(y+3)+7=y+10$.

Present age of Tarun's grandfather$=3(y+10)=3y+30$.

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Updated on: 10-Oct-2022

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