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If A can finish a work in 20 days and B in 30 days, how many days will they take if they work together?
12 days
15 days
10 days
25 days
12 days
Practice and solve "If A can finish a work in 20 days and B in 30 days, how many days will they take if they work togeth..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 12 days · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "If A can finish a work in 20 days and B in 30 days, how many days will they take if they work togeth..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 12 days · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.