NAVODAYA VIDYALAYA
Exam
Numerical Ability
Age Problem
AFTER 5 YEARS A MAN'S AGE WILL BE THREE TIMES HIS SON'S AGE AND 5 YEARS AGO HE WAS 7 TIMES AS OLD AS HIS SON.THE AGE OF SON IS?
Read Solution (Total 1)
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- 10 years
Let present age of a man=x and son=y years, then
x+5 =3(y+5) => x -3y =10 ---(i) and
x-5 =7(y-5) => x -7y= -30 ---(ii)
On solving (i) & (ii), x=40, y=10 - 8 years agoHelpfull: Yes(0) No(0)
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