Question
The length of copper pipe M is 23 of the length of copper pipe Q and the length of copper pipe Q is 25 of the length of copper pipe N and 25 of the length of copper pipe P. What fraction of the total length of the 4 copper pipes is copper pipe P?
3 m

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The length of copper pipe M is 23 of the length of copper pipe Q and the length of copper pipe Q is 25 of the length of copper pipe N and 25 of the length of copper pipe P. What fraction of the total length of the 4 copper pipes is copper pipe P?