Anil can do a job in 6days and Nina can do same job in 12days.how long will they take to compelete the job if both work together.
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Anil one day work=1/6
Nina one day work=1/12
together=1/6+1/12=3/12=1/4
so=1/4/1=4days
Nina one day work=1/12
together=1/6+1/12=3/12=1/4
so=1/4/1=4days
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