Concept explainers
In 4 years, a mother will be 5 times as old as her daughter. At present, the mother is 9 times as old as the daughter. How old are the mother and the daughter today?
To find: The present age of mother and daughter.
Answer to Problem 20P
The present age of mother is 36 years and daughter is 4 years.
Explanation of Solution
Given information: In 4 years, a mother will be 5 times as old as her daughter. At present, the mother is 9 times as old as the daughter.
Calculation: Let the present age of daughter be x years.
Then, present age of mother is 9x years.
After 4 years, age of daughter will be
According to the problem,
Thus, present age of mother is 36 years and daughter is 4 years.
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