Puzzle: How old is John?

10350 views 
John is 3 times as old as his younger brother. If John's present age is 12 years then after how many years from now will John be twice as old as his younger brother?



What will be John's age then?
 4 Vote Up   |   Post Answer

By  Shaan





Archit Archit   11 years ago

4 16

Reply    3 Vote Up   0 Vote Up


Abhishek Kumar Abhishek Kumar   11 years ago

After 4 yrs

Reply    0 Vote Up   0 Vote Up


Megha Gahlot Megha Gahlot   11 years ago

John age will be 16
as
present age of brother=4(12/3)
after 4 years
john=16 yrs
his brother=8 yrs

Reply    3 Vote Up   0 Vote Up


Ic Admin Ic Admin   10 years ago

Looks simple but has been asked many a times in interviews.

Reply    2 Vote Up   0 Vote Up


Bhajuram Chaurasiya Bhajuram Chaurasiya   7 years ago

After 4 year

Reply    0 Vote Up   0 Vote Up


PATAN SADDAM PATAN SADDAM   7 years ago

4 years later.
age is 16

Reply    0 Vote Up   0 Vote Up


Ankit Ankit   7 years ago

6

Reply    0 Vote Up   0 Vote Up


Sooraj Dwivedi Sooraj Dwivedi   7 years ago

4

Reply    0 Vote Up   0 Vote Up


Supriya Supriya   5 years ago

John age 16
after 4 yrs

Reply    0 Vote Up   0 Vote Up


Roshan Roshan   5 years ago

16

Reply    0 Vote Up   0 Vote Up