engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Quantitative Aptitude Time and Work Work Efficiency
A works twice as fast as B and B works twice as fast as C. All three working together can finish a task in 4 days with the help of D. If D alone can finish the same task in 16 days, then in how many days will A alone finish 75% of the same task?
1
9
2
8
3
7
4
6