Question
P6.SP.JC.19010101-A1
If Archie and Neave paint a house, they take 30 days to finish painting. If Lee and Archie paint the same house, they take 5 days to finish painting. If Neave and David paint the same house, they take 10 days to finish painting. How many days do Lee and David take to paint the house if they work together?
4 m
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Primary 6 SPEED P6.SP.JC.19010101

17 Jun 2024, 12:41 PM

If Archie and Neave paint a house, they take 30 days to finish painting. If Lee and Archie paint the same house, they take 5 days to finish painting. If Neave and David paint the same house, they take 10 days to finish painting. How many days do Lee and David take to paint the house if they work together?
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