Answers

2015-06-26T19:55:14+05:30
Age of Rahul= 20 years
and age of Laxmi is 28 years
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2015-06-26T20:00:29+05:30
Age Of Rahul =5x
age of laxmi=7x

four years later
age of rahul=5x+4
age of laxmi=7x+4

sum of their ages=56
5x+4+7x+4=56
12x+8=56
12x=48
x=4

age of rahul=4 x 5=20
age of laxmi=4 x 7 =28

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