10 years before the ages of a mother and her daughter were in the ratio 3 is to one another 10 years from now the ratio of their ages will be 13 is to 7 what are present ages
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Step-by-step explanation:
Let the mother's age be 7x and her daughter's be 2x (5 years ago)
after 10 years from present
(7x+15)/2 = 2x+15
7x+15 =4x+30
3x = 15
x=5
Their present ages are
Mom =7*5+5 =40
daughter = 2*5+5 =15
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