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In a practice for athletics, Fred rides his bicycle for 18km in 45 minutes and then runs half as far in twice the time. What is his average speed for his practice? show full working
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In a practice for athletics, Fred rides his bicycle for 18km in 45 minutes and then runs half as far in twice the time. What is his average speed for his practice?

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User Patrick Finnigan
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1 Answer

1 vote

Answer:

11.25km

Explanation:

9km in 1 hour and 30 minutes is 4.5km in 45 minutes so the average of 18km and 4.5km is 11.25km.

User Enzian
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