Question
P6.SP.JC.19010101-A1
If Will and Seth paint a house, they take 40 days to finish painting. If Bryan and Will paint the same house, they take 10 days to finish painting. If Seth and Lee paint the same house, they take 20 days to finish painting. How many days do Bryan and Lee take to paint the house if they work together?
4 m
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Primary 6 SPEED P6.SP.JC.19010101

01 Jul 2024, 09:29 PM

If Will and Seth paint a house, they take 40 days to finish painting. If Bryan and Will paint the same house, they take 10 days to finish painting. If Seth and Lee paint the same house, they take 20 days to finish painting. How many days do Bryan and Lee take to paint the house if they work together?
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