Speed of boat in still water is 9 km/hr. Stream speed initially is 2 km/hr but it increases by 3 km/hr after every hour. Find the time after which boat will come back to the position where it started.(in hour)
5 287 64f841fe1778d5be471f9616
Q:
Speed of boat in still water is 9 km/hr. Stream speed initially is 2 km/hr but it increases by 3 km/hr after every hour. Find the time after which boat will come back to the position where it started.(in hour)
- 15(5/8)true
- 24(7/8)false
- 35(3/8)false
- 44(3/4)false
- 5None of thesefalse
- Show Answer
- Workspace
- Discuss