Asked by sonali221994 | 13th Dec, 2009, 09:16: PM

Expert Answer:

let x be the father's age and S be the sum of ages of his five children.

acc to question


after 15 years, the father'sa ge will be x+15

each of the child's age aso will increase by 15 in 15 years, so the sum of their ages will increase by 5(15)=75 years

 so after 15 years, the sum of their ages will be S+15

acc to question,


solving (i) and (ii) we get,




Answered by  | 14th Dec, 2009, 08:57: AM

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