![]() |
|
|||
|
A jet ski can go 12 mph in still water. If a rider goes upstream for 3 hours against the current of 4 mph, how long will it take the rider to return??
(Hint: Upstream speed is (12-4) mph; how far can the rider go in 3 hours?) |
![]() |
| Thread Tools | Search this Thread |
| Display Modes | |
|
|