Question from aptitude for Unisys.
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 (e) none of these options
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2 Answers
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- 17 Jun
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strongAnswer is option (e)/strongbr /br /strongExplanation: /strongbr /br /?30 * 20 * 9 = 5400 man-hours required to complete the jobbr /:br /Let x = no. hrs a day to do the same job (assuming in 20 days)br /40 * 20 * x = 5400br /800x = 5400br /br /x = 5400/800br /br /x = strong6.75 hrs/strong a day for 20 days to do the same job
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- 17 Jun
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good job! well done