Question
P6.SP.JC.19010101-A1
If Ethan and Ahmad paint a house, they take 28 days to finish painting. If Simon and Ethan paint the same house, they take 7 days to finish painting. If Ahmad and Lee paint the same house, they take 14 days to finish painting. How many days do Simon and Lee 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, 12:20 AM

If Ethan and Ahmad paint a house, they take 28 days to finish painting. If Simon and Ethan paint the same house, they take 7 days to finish painting. If Ahmad and Lee paint the same house, they take 14 days to finish painting. How many days do Simon and Lee take to paint the house if they work together?
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