A contract is to paint 3 houses. Mr brown takes 6 days to
paint a house. Mr black takes 8 days and Mr blue 12 days. Mr
brown leaves for a vacation after 8 days. Mr black works for
6 days from then.How many days would Mr blue require to
complete the contract?
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Answer Posted / raj
I think it is 12.
Mr brown completes 1 house + 1/4 th a house in 8 days.
Mr black completes 3/4 th a house in 6 days. 1/4 +3/4 = 1
thus one more house left to be painted. Mr blue takes 12
days to paint 1 house( given in the question ).
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