other govt exam India Post Postman & Mail Guard Mock Test 2020 Quantitative Aptitude Time and Work Work Efficiency
Kunal is 4 times efficient than Arun and Kunal can finish a work in 16 days, then how many days they take to complete the work, if both works together?
1
25/6 days
2
64/5 days
3
24/9 days
4
13/5 days