Saved Bookmarks
| 1. |
A,B,and C can do a work separately in 40,50,75daysrespectively.Band C work first for 10days and leave. How many more days will A alone take to complete the remaining work? |
|
Answer» ong>Answer: Step-by-step explanation: B+ C 1 day work 1/50 + 1/ 75 = 1/30 for 10 days work = 1 / 30 × 10 = 1/ 3 remaining work = 1 - 1/ 3 = 2 / 3 let A take x days to complete work so 1 day work of A = 1/ 40 1 / 40 × x = 2/3 x = 80/ 3 days. |
|