A train travels first 160 Km at 64 Km/hr and the next 160 Km at 80 Km/hr. The average speed for the first 320 Km of the tour is - 48476

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Q. A train travels first 160 Km at 64 Km/hr and the next 160 Km at 80 Km/hr. The average speed for the first 320 Km of the tour is

(A) 57.24 km/hr

(B) 71.11 km/hr

(C) 78.32 km/hr

(D) 91 km/hr

Correct Answer - Option(B)

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