4 February, 18:09
A mother is 20 years older then her daughter now. 50 years ago he was twice the age of her daughter. what are the present ages of the mother and daughter
4 February, 18:58
m-50=2 (d-50), m-50=2d-100, m=2d-50, since m=m we have:
-d=-70, d=70 and since m=20+d, m=90
So the present ages of the mother and daughter are 90 and 70 years old.
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» A mother is 20 years older then her daughter now. 50 years ago he was twice the age of her daughter. what are the present ages of the mother and daughter