1.

Mr. Bundda travels in this car and covers 1/4 part of his journey with 8 km/h, 3/5 part with 6 km/h and remaining 3/20 part with a speed of 10 km/h. Find out his average speed during the whole journey.

A. 6.83 km/h
B. 9 km/h
C. 4 k/h
D. 8.5 km/h
E. None of the above
Answer» B. 9 km/h


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