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A train travels at a speed of 60 km/h for the first 2 hours and 80 km/h for the next 3 hours · What is the average speed of the train for the entire journey?
72 km/h
74 km/h
70 km/h
76 km/h
72 km/h
Practice and solve "A train travels at a speed of 60 km/h for the first 2 hours and 80 km/h for the next 3 hours · What i..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 72 km/h · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A train travels at a speed of 60 km/h for the first 2 hours and 80 km/h for the next 3 hours · What i..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 72 km/h · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.