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A train travels at 100 km/h for 1 hour and at 80 km/h for 2 hours · What is the average speed?
86.67 km/h
90 km/h
85 km/h
88 km/h
86.67 km/h
Practice and solve "A train travels at 100 km/h for 1 hour and at 80 km/h for 2 hours · What is the average speed?..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 86.67 km/h · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A train travels at 100 km/h for 1 hour and at 80 km/h for 2 hours · What is the average speed?..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 86.67 km/h · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.