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Question 90
Ages of A and B differ by 6 and are in the ratio 3 : 5. What is the sum of their ages?
Solution
ratio of age of A and B = 3 : 5
difference of age = 5 - 3 = 2
given ages of A and B differ by 6
2 = 6
$$ 1 = \frac{6}{2} = 3 $$
ages of A and B = 9 and 15
sum of their ages = 9 + 15 = 24
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