1.

A car travels with a speed of \[50\,km\,{{h}^{-1}}\] in the 1st 30 minutes and \[100\,km\,{{h}^{-1}}\] in the next 30 minutes. What is the total distance covered by the car?

A.  50 km                                  
B.  75 km  
C.         150 km                
D.         200 km
Answer» C.         150 km                


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