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 / vishal pitaliya

30*20*9=40*20*x

x= (30*20*9)/(40*20)

x= 27/4

x=6 3/4 hrs answer

Is This Answer Correct ?    31 Yes 10 No



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