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?

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poiuy

  • Apr 9th, 2006
 

12 day's

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alok saraswat

  • Apr 11th, 2006
 

Question: 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?

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deepthi

  • Apr 19th, 2006
 

6.5 hrs

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Amit Gogna

  • May 15th, 2006
 

6.75 hrs a day

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GANGA

  • May 24th, 2006
 

YES ITS CORRECT BUDDY! ITS 6.75 HRS

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muthu

  • Aug 25th, 2006
 

can any body plz provid me a proper explaination for this question

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Ritesh

  • Aug 26th, 2006
 

yes it is 6.75 hours for 20 days.. 30-> 20*9 and 40->20*x they are inversely prop so calculate

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manoj

  • Dec 5th, 2006
 

yes it is 6.75 hours m1d1t1=m2d2t2=>(40)(20)(9)=(40)(20)t2=>t2=6.75 hours .

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Guest

  • Jan 17th, 2007
 

its a 12 day

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