SOLUTION: Bobby is 11 years old, exactly 1/3 as old as his mother. In how many years will he be 1/2 as old as she?

Question 878412: Bobby is 11 years old, exactly 1/3 as old as his mother. In how many years will he be 1/2 as old as she?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Bobby is 11 years old, exactly 1/3 as old as his mother. In how many years will he be 1/2 as old as she?
let x=number of years Bobby will he be 1/2 as old as his mother
Bobby's present age=11
mother's present age=33
..

22+2x=33+x
x=11
number of years Bobby will he be 1/2 as old as his mother=11
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