Question
P6.SP.JC.19010101-A1
If Flynn and Howard paint a house, they take 28 days to finish painting. If Ian and Flynn paint the same house, they take 7 days to finish painting. If Howard and Pierre paint the same house, they take 14 days to finish painting. How many days do Ian and Pierre take to paint the house if they work together?
4 m
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Primary 6 SPEED P6.SP.JC.19010101

16 May 2024, 10:38 PM

If Flynn and Howard paint a house, they take 28 days to finish painting. If Ian and Flynn paint the same house, they take 7 days to finish painting. If Howard and Pierre paint the same house, they take 14 days to finish painting. How many days do Ian and Pierre take to paint the house if they work together?
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