SSC MTS 2018 · PYQ · Age Problems · medium
The ratio of the age of a father and his son is 3:1. If the product of their ages is 432, then what is the sum of their ages?
Answer
The correct answer is C: 48 years. Let father's age = 3x and son's age = x. Product: 3x² = 432, x² = 144, x = 12.
- A.60 years
- B.54 years
- C.48 years✓ Correct
- D.36 years
Let father's age = 3x and son's age = x. Product: 3x² = 432, x² = 144, x = 12. Sum = 3(12)+12 = 36+12 = 48 years.
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