SOLUTION: The present ages of A and B are as 6:4.Five years ago their ages were in the ratio 5:3.find their presend ages.?

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Question 978750: The present ages of A and B are as 6:4.Five years ago their ages were in the ratio 5:3.find their presend ages.?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A%2FB=6%2F4
4A=6B
2A=3B
.
.
.
%28A-5%29%2F%28B-5%29=5%2F3
3%28A-5%29=5%28B-5%29
3A-15=5B-25
3A-5B=-10
6A-10B=-20
From above,
6A=9B
Substituting,
9B-10B=-20
-B=-20
B=20
Then,
2A=3%2820%29
A=30