railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Time and Work Work Efficiency

6 men or 2 women or 4 boys can finish a work in 77 days. How many days will 1 man, 1 woman, and 1 boy together take to finish the same work?

1
86
2
80
3
84
4
82
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