1.

 A man covers a distance of 180 Km at 72 Kmph and next 190km at 88 Kmph. what is his average speed For his whole journey of 370 Km?

A. 79.2 Kmph
B. 79.3 Kmph
C. 77.25 Kmph
D. 78.5 Kmph
Answer» B. 79.3 Kmph


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