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A contractor undertakes a job to complete in 40 days · He employs 30 men · After 20 days, only half the work is done · How many more men should he employ to finish on time?
30
20
15
25
30
Practice and solve "A contractor undertakes a job to complete in 40 days · He employs 30 men · After 20 days, only half th..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 30 · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A contractor undertakes a job to complete in 40 days · He employs 30 men · After 20 days, only half th..." for RRB JE CBT-1 - Mathematics · The correct answer is Option A: 30 · Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.