Gautam takes 5 hours to paint a wall and gambhir take 6 hours to paint the same wall if they work together how long will they takes to paint the wall
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the 1/5+1/6 = 11 / 30
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It's simply you have to take it's average
5+6/2=5.5 hours that is 5 hours 30 minutes
5+6/2=5.5 hours that is 5 hours 30 minutes
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