SOLUTION: A father is twice as old as son now. If father is 5/3 times the age of son after 10 years, find their present ages.

Question 697276: A father is twice as old as son now. If father is 5/3 times the age of son after 10 years, find their present ages.

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Father's age now
Let = Son's age now
= Father's age in 10 years
= Son's age in 10 years
given:
(1)
(2)
----------------------------
(2)
Substitute (1) into (2)
(2)
(2)
(2)
(2)
and, since,
(1)
(1)
(1)
The Father is 40 and
The Son is 20
-------------
check:
(2)
(2)
(2)
(2)
OK

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