defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Quantitative Aptitude Time and Work Work Efficiency
A can complete a work in 9 days and B in 12 days. If they work together on it for 5 days, then the fraction of the work left is:
1
\(\frac{1}{35}\)
2
\(\frac{1}{36}\)
3
\(\frac{5}{36}\)
4
\(\frac{35}{36}\)