other govt exam DRDO CEPTAM Admin & Allied (A&A) 2022 Mock Test Quantitative Aptitude Time and Work Work Efficiency
Sharman is 20 percent less efficient than Vivek. If Vivek can make a helmet alone in 20 days, then in how many days can Sharman alone make the same helmet?
1
23 days
2
25 days
3
30 days
4
27 days