SOLUTION: Mona and her grandfathers age add up to 82. Five years ago, her grandfather was 7 times as old as Mona was then. Find their ages

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Question 1157823: Mona and her grandfathers age add up to 82. Five years ago, her grandfather was 7 times as old as Mona was then. Find their ages
Found 2 solutions by Alan3354, greenestamps:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Mona and her grandfathers age add up to 82.
M + G = 82
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Five years ago, her grandfather was 7 times as old as Mona was then. Find their ages
----
G-5 = 7*(M-5)
etc
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I'm amazed at how many people don't know how old they are.

Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


5 years ago their ages added to 72.

Divide 72 into two parts in the ratio 7:1 to find their ages 5 years ago.

Add 5 to each of those ages to find their current ages.