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21. A cyclist travels 15 km in 30 minutes. What is the average speed of the biker in km/hr?
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21. A cyclist travels 15 km in 30 minutes. What is the average speed of the biker in km/hr?

User Rdesmond
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1 Answer

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30 km in one hour I believe , because thirty •2= 1 hour
15•2= 30 km
User Vidish Purohit
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