Question 758163: C's mother was four times as old as C ten years ago after ten years she will be 5 / 2 as old as C is now. how old C is? Answer by lwsshak3(11628) (Show Source):
You can put this solution on YOUR website! C's mother was four times as old as C ten years ago after ten years she will be 5 / 2 as old as C is now. how old C is?
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10 yrs ago:
x=C's age
4x=mother's age
..
Now:
x+10=C's age
4x+10=mother's age
..
10 yrs from now:
5/2(x+10)=4x+10+10
5x+50=8x+20+20
3x=10
x=10/3
x+10=10/3+30/3=40/3
C's age now=40/3
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