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May 29, 2015

Homework Help: puzzling math riddle

Posted by severina on Wednesday, October 25, 2006 at 5:25pm.

I am five times as old as my sister. In six years I will be twice as old. Some day our ages added together will total 72. How old will I BE IN TEN YEARS??????


Meage=5*Sisage
Meage+6= 2*(sisage+6)

5Sisage+6=2Sisage|12
solve for sisage, then myage, then myage + 10.


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