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A seasoned marathoner, known for his steady pace, usually runs the first half of a race at 8 km/hr and the second half at 6 km/hr. However, due to fatigue and other factors, his overall speed drops by 30%. How long will it take him to complete a 120 km marathon under these reduced-speed conditions?
12.5 hours
25 hours
17.5 hours
15 hours
25 hours
Practice and solve "A seasoned marathoner, known for his steady pace, usually runs the first half of a race at 8 km/hr a..." for Mathematics - Previous Year Paper 2024. The correct answer is Option B: 25 hours. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A seasoned marathoner, known for his steady pace, usually runs the first half of a race at 8 km/hr a..." for Mathematics - Previous Year Paper 2024. The correct answer is Option B: 25 hours. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.