A man rows downstream and upstream. If he takes to cover each distance, then the velocity (in ) of the current is:
- A
- B
- C
- D
Solution & Step-by-step Explanation
1. **Find Downstream Speed ():**
2. **Find Upstream Speed ():**
3. **Calculate the velocity of the current ():**
The formula for the speed of the current is:
Substituting the fractional rates:
2. **Find Upstream Speed ():**
3. **Calculate the velocity of the current ():**
The formula for the speed of the current is:
Substituting the fractional rates: