A person crosses a 600 m long street in 5 minutes. What is his speed in km per…

2017

A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

  1. A.

    3.6

  2. B.

    7.2

  3. C.

    8.4

  4. D.

    10

Attempted by 28 students.

Show answer & explanation

Correct answer: B

Speed = distance/time = 600 m in 5 minutes = 120 m/min. Converting to km/h: 120 x 60 / 1000 = 7.2 km/h.

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