Question
If Rael and Ben paint a house, they take 30 days to finish painting. If Neave and Rael paint the same house, they take 6 days to finish painting. If Ben and John paint the same house, they take 15 days to finish painting. How many days do Neave and John take to paint the house if they work together?
4 m

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If Rael and Ben paint a house, they take 30 days to finish painting. If Neave and Rael paint the same house, they take 6 days to finish painting. If Ben and John paint the same house, they take 15 days to finish painting. How many days do Neave and John take to paint the house if they work together?