Question
P6.SP.JC.19010101-A1
If Tom and Daniel paint a house, they take 39 days to finish painting. If Ivan and Tom paint the same house, they take 3 days to finish painting. If Daniel and Sean paint the same house, they take 13 days to finish painting. How many days do Ivan and Sean 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, 08:46 PM

If Tom and Daniel paint a house, they take 39 days to finish painting. If Ivan and Tom paint the same house, they take 3 days to finish painting. If Daniel and Sean paint the same house, they take 13 days to finish painting. How many days do Ivan and Sean take to paint the house if they work together?
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