railway DFCCIL Executive 2025 Mock Test Quantitative Aptitude Average

The average age of 6 members of a family is 25 years. If the youngest member is 4 years old, then what was the average age of family just before the birth of the youngest member?

1
27.2 years
2
24.8 years
3
32.8 years
4
25.2 years
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