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A marathon runner covers one-third of a 42 km race at a speed of 12 km/h, and the remaining two-thirds at a speed of 10.5 km/h. What is the average speed of the runner for the entire race? (Round off to two decimal places.)
10.96 km/h
11.96 km/h
10.86 km/h
11.86 km/h
10.96 km/h
Practice and solve "A marathon runner covers one-third of a 42 km race at a speed of 12 km/h, and the remaining two-thir..." for Mathematics - Previous Year Paper 2026. The correct answer is Option A: 10.96 km/h. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A marathon runner covers one-third of a 42 km race at a speed of 12 km/h, and the remaining two-thir..." for Mathematics - Previous Year Paper 2026. The correct answer is Option A: 10.96 km/h. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.