InterviewSolution
Saved Bookmarks
| 1. |
Anil And Suresh Are Working On A Special Assignment. Anil Needs 6 Hours To Type 32 Pages On A Computer And Suresh Needs 5 Hours To Type 40 Pages. If Both Of Them Work Together On Two Different Computers, How Much Time Is Needed To Type An Assignment Of 110 Pages ? |
|
Answer» PAGES typed by Anil in 1 hour = 32/6 = 16/3 Pages typed by Suresh in 1 hour = 40/5 = 8 Pages typed by Anil and Suresh in 1 hour = 16/3 + 8 = 40/3 Time taken to type 110 pages when Anil and Suresh work TOGETHER = 110 × 3 /40 = 33/4 = 8 1/4 hours = 8 hour 15 MINUTES Pages typed by Anil in 1 hour = 32/6 = 16/3 Pages typed by Suresh in 1 hour = 40/5 = 8 Pages typed by Anil and Suresh in 1 hour = 16/3 + 8 = 40/3 Time taken to type 110 pages when Anil and Suresh work together = 110 × 3 /40 = 33/4 = 8 1/4 hours = 8 hour 15 minutes |
|