The sum of current age of father & his son is 40. After 11 years the age of son will be half of the current age of his
father. What is the difference between their ages currently?
(a) 18
(b) 16
(c) 28
(d) 22
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Ch : Linear Equations
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Answer:
(C) 28 years.
Step-by-step explanation:
Let f and s be father and son, respectively. Then:
f+s=40 and
s+11=f/2
So:
2s+22+s=40
3s=18
s=6
f=34
The difference in their ages is 28 years :)
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