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P and Q can finish a piece of work in 12 days and 18 days respectively · If they work together, how many days will they take to complete the work?
7.2 days
8.5 days
6.4 days
9.0 days
7.2 days
Practice and solve "P and Q can finish a piece of work in 12 days and 18 days respectively · If they work together, how m..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 7.2 days · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "P and Q can finish a piece of work in 12 days and 18 days respectively · If they work together, how m..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 7.2 days · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.