A man can row upstream at 8 kmph and downstream at 13 kmph. The speed of the stream is?
Q1. A man can row upstream at 8 kmph and downstream at 13 kmph. The speed of the stream is?
Answer: 2.5 kmph
Explanation: Speed of stream = (downstream − upstream) / 2 = (13 − 8) / 2 = 2.5 kmph.