Ages ratio and average
CMAT 2018 · Quantitative Techniques & Data Interpretation · Easy · Averages
The average age of three men is 50 years and their ages are in the proportion 3:5:7. The age of the youngest man is:
- A.
40 years
- B.
30 years
- C.
35 years
- D.
50 years
Answer
B
Explanation
Sum of ages = . Let the ages be . Age of the youngest man = years.
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