SOLUTION: A father is 7 times the age of his son. In 25 years time he will be twice the age of hhis son. How old is the son now?
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Question 953807: A father is 7 times the age of his son. In 25 years time he will be twice the age of hhis son. How old is the son now?
Found 2 solutions by Alan3354, stanbon:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A father is 7 times the age of his son. In 25 years time he will be twice the age of hhis son. How old is the son now?
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F = 7S
F + 25 = 2(S + 25)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A father is 7 times the age of his son. In 25 years time he will be twice the age of hhis son. How old is the son now?
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Equations:
f = 7s
f+25 = 2(s+25)
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Substitute for "f" and solve for "s"::
7s+25 = 2s + 50
5s = 25
s = 5 yrs (Son's age now)
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Cheers,
Stan H.
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