SOLUTION: larry is 10 years old and his sister is 7 years old. In how many years time will their total age be 25 years. (Real world problems: Multiplication and division)

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Question 362361: larry is 10 years old and his sister is 7 years old. In how many years time will their total age be 25 years. (Real world problems: Multiplication and division)
Answer by sudhanshu_kmr(1152) About Me  (Show Source):
You can put this solution on YOUR website!

present total is: 10+7 =17
difference from now : 25-17 = 8 years


8/2 = 4 (because, two persons)

so, after 4 years...