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

27 Jun 2024, 01:23 AM

If Mark and Riordan paint a house, they take 36 days to finish painting. If Oliver and Mark paint the same house, they take 4 days to finish painting. If Riordan and Zane paint the same house, they take 18 days to finish painting. How many days do Oliver and Zane take to paint the house if they work together?
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