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A can complete a piece of work in 90 days. B is 75% less efficient than A. C is 80% more efficient than B. If B and C work together for 30 days, A alone will complete the remaining work in:
68 days
69 days
73 days
71 days
69 days
Practice and solve "A can complete a piece of work in 90 days. B is 75% less efficient than A. C is 80% more efficient t..." for Mathematics - Previous Year Paper 2024. The correct answer is Option B: 69 days. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A can complete a piece of work in 90 days. B is 75% less efficient than A. C is 80% more efficient t..." for Mathematics - Previous Year Paper 2024. The correct answer is Option B: 69 days. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.