A man and woman are engaged in a work. a man can do a piece ~f work in 4 days and the woman can do in 12 days. find how many days will they take to finish it together
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Work done by man in 1day=1/4
Work done by woman in 1day=1/12
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Work done by man and woman together in 1day=1/4+1/12=4/12=1/3
Since,they complete 1/3rd of the work in 1day ,
It would take 3days to finish the work together.
Work done by woman in 1day=1/12
...
Work done by man and woman together in 1day=1/4+1/12=4/12=1/3
Since,they complete 1/3rd of the work in 1day ,
It would take 3days to finish the work together.
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