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A car travels 60 km in 1 hour and 30 minutes. What is its average speed in km/h?

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Question: A car travels 60 km in 1 hour and 30 minutes. What is its average speed in km/h?

Options:

  1. 40
  2. 50
  3. 45
  4. 60

Correct Answer: 45

Solution: 

Time taken is 1.5 hours. Average speed = distance/time = 60/1.5 = 40 km/h.

A car travels 60 km in 1 hour and 30 minutes. What is its average speed in km/h?

Practice Questions

Q1
A car travels 60 km in 1 hour and 30 minutes. What is its average speed in km/h?
  1. 40
  2. 50
  3. 45
  4. 60

Questions & Step-by-Step Solutions

A car travels 60 km in 1 hour and 30 minutes. What is its average speed in km/h?
  • Step 1: Convert the time from hours and minutes to just hours. 1 hour and 30 minutes is the same as 1.5 hours.
  • Step 2: Write down the distance traveled, which is 60 km.
  • Step 3: Use the formula for average speed, which is average speed = distance / time.
  • Step 4: Plug in the values: average speed = 60 km / 1.5 hours.
  • Step 5: Calculate the average speed: 60 divided by 1.5 equals 40 km/h.
  • Average Speed – Average speed is calculated by dividing the total distance traveled by the total time taken.
  • Time Conversion – Understanding how to convert time from hours and minutes into a decimal format is crucial for accurate calculations.
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