1/3 part of a certain journey is covered with the speed of 25 km/hr, 1 – McqOptions

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1.	1/3 part of a certain journey is covered with the speed of 25 km/hr, 1/2 part of the journey is covered with the speed of 45 km/hr and the remaining part covered with the speed of 37.5 km/hr. What is the average speed (in km/hr) for the whole journey?_x005F_x000D_
A.	37.08
B.	34.61
C.	43
D.	56
Answer» C. 43

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