Question
P6.SP.JC.19010101-A1
If Daniel and Pierre paint a house, they take 30 days to finish painting. If Ivan and Daniel paint the same house, they take 3 days to finish painting. If Pierre and Henry paint the same house, they take 10 days to finish painting. How many days do Ivan and Henry take to paint the house if they work together?
4 m
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Primary 6 SPEED P6.SP.JC.19010101

25 Apr 2024, 03:41 AM

If Daniel and Pierre paint a house, they take 30 days to finish painting. If Ivan and Daniel paint the same house, they take 3 days to finish painting. If Pierre and Henry paint the same house, they take 10 days to finish painting. How many days do Ivan and Henry take to paint the house if they work together?
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