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9. Jack walks at an average speed of 4 km/h for one hour and then cycles 6 km at 12 km/h. Find his average speed for the whole journey. ​

9. Jack walks at an average speed of 4 km/h for one hour and then cycles 6 km at 12 km/h. Find his average speed for the whole journey. ​
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9. Jack walks at an average speed of 4 km/h for one hour and then cycles 6 km at 12 km/h. Find his average speed for the whole journey.

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asked
User Adriaan Koster
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1 Answer

4 votes

Answer: Jack's average speed for the entire journey is approximately
\(6.67\, \text{km/h}\)

answered
User Steven Summers
by
8.7k points
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