A man covers half of his journey at 7 km/hr and the remaining half at – McqOptions

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1.	A man covers half of his journey at 7 km/hr and the remaining half at 2 km/hr. His average speed is
A.	2(1/2) km/hr
B.	3(1/9) km/hr
C.	4.5 km/hr
D.	9 km/hr
Answer» C. 4.5 km/hr

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