Problems on Ages · Question 8 · Medium
Ten years ago, Anu was half as old as Bina. If the ratio of their present ages is 3 : 4, what is the sum of their present ages?
- 35 years
- 30 years
- 40 years
- 45 years
Answer and explanation
Answer: A. 35 years
Explanation: Let the ages be 3k and 4k. Then 3k − 10 = (4k − 10)/2, so 6k − 20 = 4k − 10 and k = 5. Sum = 7k = 35 years.
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