Dinesh and Ramesh can independently complete a piece of work in 80 minutes and 120 minutes respectively. If they work together, how much tim e will they take to complete that piece of work ? a) 24 minutes b) 100 minutes c) 48 minutes d) 200 minutes
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200 minutes they will take I think so because if we will plus 80 and 120 then this will be answer
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120+80=200 if they wrk together it will take 200÷2 =100
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