Question: A man can walk 5 km in 1 hour. How long will he take to walk 20 km?
Options:
3 hours
4 hours
5 hours
6 hours
Correct Answer: 4 hours
Solution:
Time = Distance / Speed = 20 km / 5 km/h = 4 hours.
A man can walk 5 km in 1 hour. How long will he take to walk 20 km?
Practice Questions
Q1
A man can walk 5 km in 1 hour. How long will he take to walk 20 km?
3 hours
4 hours
5 hours
6 hours
Questions & Step-by-Step Solutions
A man can walk 5 km in 1 hour. How long will he take to walk 20 km?
Step 1: Identify the speed of the man, which is 5 km in 1 hour.
Step 2: Understand that speed is measured in kilometers per hour (km/h). Here, the speed is 5 km/h.
Step 3: Identify the total distance the man needs to walk, which is 20 km.
Step 4: Use the formula for time, which is Time = Distance / Speed.
Step 5: Plug in the values: Time = 20 km / 5 km/h.
Step 6: Calculate the time: 20 divided by 5 equals 4.
Step 7: Conclude that the man will take 4 hours to walk 20 km.
Speed, Distance, and Time – Understanding the relationship between speed, distance, and time, where time is calculated by dividing distance by speed.
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