जॉइन Examsbookउत्तर : 2. "10 km/hr"
A man's speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man's speed against the current is :5
प्र: A man's speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man's speed against the current is :
- 19.5 km/hrfalse
- 210 km/hrtrue
- 310.5 km/hrfalse
- 411 km/hrfalse
- उत्तर देखें
- Workspace
उत्तर : 2. "10 km/hr"
व्याख्या :
Answer: B) 10 km/hr Explanation: Man's rate in still water = (15 - 2.5) km/hr = 12.5 km/hr. Therefore, Man's rate against the current = (12.5 - 2.5) = 10 km/hr.