Question 1191852
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From the post,  it is clear that in  2  years  M  will be twice as old as  J  and  10  years older than  J.


Hence,  in  2  years  M  will be  20  years old,  while  J  will be  10  years old.


Hence, &nbsp;today &nbsp;M &nbsp;is &nbsp;20-2 = 18 &nbsp;years old, &nbsp;while &nbsp;J &nbsp;is &nbsp;10-2 = 8 &nbsp;years old.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>ANSWER</U>



Solved MENTALLY.