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A and B can finish a work in 12 days · B and C in 15 days · A and C in 20 days · How long would A take to finish the work alone?
30 days
40 days
20 days
60 days
30 days
Practice and solve "A and B can finish a work in 12 days · B and C in 15 days · A and C in 20 days · How long would A take..." for RRB JE CBT-1 - Time and Work · The correct answer is Option A: 30 days · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A and B can finish a work in 12 days · B and C in 15 days · A and C in 20 days · How long would A take..." for RRB JE CBT-1 - Time and Work · The correct answer is Option A: 30 days · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.