A) \[10\,km\,{{h}^{-1}}\]
B) \[~50\text{ }km\text{ }{{h}^{-1}}\]
C) \[~60\text{ }km\text{ }{{h}^{-1}}\]
D) \[120\,km\,{{h}^{-1}}\]
Correct Answer: D
Solution :
Speed = Distance/time \[=\frac{10\times 60}{5}=120\,km\,{{h}^{-1}}\]You need to login to perform this action.
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