SOLUTION: A man walked a distance of 45 km in one hour. He cycled for half an hour at an average speed of 25 km/h, and he traveled a distance of 105 km by car at a speed of 35 km/h. Find his
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Question 1021177: A man walked a distance of 45 km in one hour. He cycled for half an hour at an average speed of 25 km/h, and he traveled a distance of 105 km by car at a speed of 35 km/h. Find his average speed for the journey..
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1 hour at 45km/h = 45 km (Total: 45 km in 1 hour)
0.5 hour at 25 km/h = 12.5 km (Total: 57.5 km in 1.5 hrs)
105 km at 35 km/h = 3 hours (Total: 162.5 km in 4.5 hrs)
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162.5 km/4.5 hrs=36.11 km/h
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ANSWER: His average speed was 36.11 kilometers per hour.
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