Thirty men take 20 days to complete a job working 9 hours a day. How many hour a day should 40 men work to complete the job? (a) 8 hrs (b) 7 1/2 hrs (c) 7 hrs (d) 9 hrs
35 127081Post New TechMind Interview Questions
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explain about where should we use deep groove ball bearings,angular contact ball bearings,spherical roller bearings,taper roller bearings,cylindrical roller bearings and thrust bearings
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