Duration (in hour) 0-6 6-8 8-16 16-20 Distance covered (in km) 400 0 6 – McqOptions

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1.	Duration (in hour) 0-6 6-8 8-16 16-20 Distance covered (in km) 400 0 600 200 What is the average speed of the journey for the first 20 hours?
A.	\[75\text{ }km\text{ }{{h}^{-1}}\]
B.	\[~50\text{ }km\text{ }{{h}^{-1}}\]
C.	\[60\text{ }km\text{ }{{h}^{-1}}\]
D.	\[~66.67\text{ }km\text{ }{{h}^{-1}}\]
Answer» D. \[~66.67\text{ }km\text{ }{{h}^{-1}}\]

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