Question
If Cole and Henry paint a house, they take 40 days to finish painting. If George and Cole paint the same house, they take 10 days to finish painting. If Henry and Owen paint the same house, they take 20 days to finish painting. How many days do George and Owen take to paint the house if they work together?
4 m

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If Cole and Henry paint a house, they take 40 days to finish painting. If George and Cole paint the same house, they take 10 days to finish painting. If Henry and Owen paint the same house, they take 20 days to finish painting. How many days do George and Owen take to paint the house if they work together?