A) \[50\,km\]
B) \[56\,km\]
C) \[70\,km\]
D) \[80\,km\]
Correct Answer: A
Solution :
Let actual time is x hrs. According to question \[28x-20x=20\Rightarrow \,8x=20\] \[x=\frac{20}{8}=\frac{5}{2}\,hrs.\] Actual distance \[=20x=20\times \frac{5}{2}\] \[=\,\,\mathbf{50km}\]You need to login to perform this action.
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