Question
The length of pipe L is 45 of the length of pipe P and the length of pipe P is 23 of the length of pipe M and 29 of the length of pipe N. What fraction of the total length of the 4 pipes is pipe M?
3 m

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The length of pipe L is 45 of the length of pipe P and the length of pipe P is 23 of the length of pipe M and 29 of the length of pipe N. What fraction of the total length of the 4 pipes is pipe M?