Saved Bookmarks
| 1. |
6 pipes can fill a tank in 30 minutes. One pipe can fill in a)6 mins b) 60 minutes c)15 MINUTES d)180 minutes e) Other |
|
Answer» ong>Answer: Part of tank filled by all THREE pipes in 1 minute = 130+145−160=6+4−3180 = 7180 = ∴Timetaken=1807minutes = 1807×60=37hour |
|