Question
P6.SP.JC.19010101-A1
If Riordan and Sam paint a house, they take 36 days to finish painting. If Howard and Riordan paint the same house, they take 12 days to finish painting. If Sam and Eric paint the same house, they take 18 days to finish painting. How many days do Howard and Eric take to paint the house if they work together?
4 m
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Primary 6 SPEED P6.SP.JC.19010101

08 May 2024, 04:36 AM

If Riordan and Sam paint a house, they take 36 days to finish painting. If Howard and Riordan paint the same house, they take 12 days to finish painting. If Sam and Eric paint the same house, they take 18 days to finish painting. How many days do Howard and Eric take to paint the house if they work together?
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