20-11-2020
Mathematics

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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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zederbear zederbear

20-11-2020

Answer:

11.25km

Step-by-step 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.

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