Question
P6.SP.JC.19010101-A1
If Peter and Howard paint a house, they take 40 days to finish painting. If Ken and Peter paint the same house, they take 8 days to finish painting. If Howard and Archie paint the same house, they take 10 days to finish painting. How many days do Ken and Archie take to paint the house if they work together?
4 m
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Primary 6 SPEED P6.SP.JC.19010101

26 Jun 2024, 03:53 PM

If Peter and Howard paint a house, they take 40 days to finish painting. If Ken and Peter paint the same house, they take 8 days to finish painting. If Howard and Archie paint the same house, they take 10 days to finish painting. How many days do Ken and Archie take to paint the house if they work together?
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