engineering intelligence MCQ #126

A man can row 4 km/h in still water. If the river flows at 2 km/h, how long will it take him to row 10 km upstream?

engineering intelligence MCQ #126

  1. Question 1

    Q1. A man can row 4 km/h in still water. If the river flows at 2 km/h, how long will it take him to row 10 km upstream?

    • A) 5 hours
    • B) 7.5 hours
    • C) 4 hours
    • D) 5.5 hours

    Answer: 5 hours

    Explanation: Speed upstream = Speed in still water - Speed of river = 4 - 2 = 2 km/h. Time = Distance / Speed = 10 / 2 = 5 hours.