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A person walks 3 km in 36 minutes. What is his speed in km/h? (2023)

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Question: A person walks 3 km in 36 minutes. What is his speed in km/h? (2023)

Options:

  1. 4 km/h
  2. 5 km/h
  3. 6 km/h
  4. 7 km/h

Correct Answer: 5 km/h

Exam Year: 2023

Solution: 

Speed = Distance / Time = 3 km / (36/60) hours = 3 / 0.6 = 5 km/h.

A person walks 3 km in 36 minutes. What is his speed in km/h? (2023)

Practice Questions

Q1
A person walks 3 km in 36 minutes. What is his speed in km/h? (2023)
  1. 4 km/h
  2. 5 km/h
  3. 6 km/h
  4. 7 km/h

Questions & Step-by-Step Solutions

A person walks 3 km in 36 minutes. What is his speed in km/h? (2023)
  • Step 1: Identify the distance walked, which is 3 km.
  • Step 2: Identify the time taken to walk that distance, which is 36 minutes.
  • Step 3: Convert the time from minutes to hours. Since there are 60 minutes in an hour, divide 36 by 60. This gives you 0.6 hours.
  • Step 4: Use the formula for speed, which is Speed = Distance / Time.
  • Step 5: Plug in the values: Speed = 3 km / 0.6 hours.
  • Step 6: Calculate the speed by dividing 3 by 0.6. This equals 5 km/h.
  • Speed Calculation – Understanding how to calculate speed using the formula Speed = Distance / Time.
  • Unit Conversion – Converting time from minutes to hours to ensure consistent units in the speed calculation.
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