SOLUTION: John is exactly half his mother’s age. The total of their ages is 60. When John reaches his mother’s current age, she will be 60 years old. How old is John now?

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Question 845011: John is exactly half his mother’s age. The total of their ages is 60. When John reaches his mother’s current age, she will be 60 years old. How old is John now?
Found 2 solutions by ewatrrr, richwmiller:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
John is exactly half his mother’s age+highlight_green%28x%29. The total of their ages is 60.
x + x/2 = 60
3/2x = 60
x = 60*2/3 = 40, John is 20 and his mother 40.
and yes, When John reaches his mother’s current age, she will be 60 years old.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
x+2x=60
3x=60
x=20 John
2x=40 mother
[ When John reaches his mother’s current age, she will be 60 years old. How old is John now?] all extra unneeded info.
2x+(2x-x)=60
4x-x=60
3x=60
x=20 John