A man can row 34/3 kmph in still water and finds that it takes him thrice as much time to row up than as to row down the same distance in the river. The speed of the current is:

• ক 11/3 km/hr.
• খ 17/3 km/hr. ✅ সঠিক উত্তর
• গ 28/3 km/hr.
• ঘ 34/3 km/hr.