Q: The sum of the ages of A and B (in years) is 22. The product of their ages two years back was 77. Which one of the following is the value of the difference of their current ages?
(a)2
(b)3
(c)4
(d)5
Correct Answer: (c)
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Q: The sum of the ages of A and B (in years) is 22. The product of their ages two years back was 77. Which one of the following is the value of the difference of their current ages?
Correct Answer: (c)