SOLUTION: dina is twice as old as andrea. the sum of their age is 72.find their present ages

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Question 1064413: dina is twice as old as andrea. the sum of their age is 72.find their present ages
Answer by Mini-(17) About Me  (Show Source):
You can put this solution on YOUR website!
Dina is 48 yo; Andrea is 24 yo.
Let D=2*A; D+A=72;
Then 2*A+A=72; 3*A=72; A=72/3=24; D=2*A=2*24=48;