Question
The length of stainless steel pipe J is 34 of the length of stainless steel pipe M and the length of stainless steel pipe M is 12 of the length of stainless steel pipe K and 15 of the length of stainless steel pipe L. What fraction of the total length of the 4 stainless steel pipes is stainless steel pipe L?
3 m

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The length of stainless steel pipe J is 34 of the length of stainless steel pipe M and the length of stainless steel pipe M is 12 of the length of stainless steel pipe K and 15 of the length of stainless steel pipe L. What fraction of the total length of the 4 stainless steel pipes is stainless steel pipe L?