railway RRB Group D Mock Test Series 2024-25 Quantitative Aptitude Ratio and Proportion Age

The sum of the present ages of X, Y and Z is 165 years. Five years ago, the ratio of their ages was 3 ∶ 5 ∶ 7. What is the present average age of X and Z?

1
75 years
2
55 years
3
45 years
4
70 years
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