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

Answer Posted / guest

b 7 1/2hrs

Is This Answer Correct ?    1 Yes 6 No



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