Question

Renu is 6 years older than her younger sister .After 10 years, the sum of their ages will be 50 years. Find their present ages

Answer 1

let the age of Renu's sister =x
Renu's age=x+6
after 10 years
x+(x+6)=50
2x +6=50
transposing 6 to R.H.S
2x=50-6
transposing 2 to R.H.S
x = 46 / 2
x=23

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Answer 2

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