Question
The length of metallic rod A is 23 of the length of metallic rod D and the length of metallic rod D is 13 of the length of metallic rod B and 18 of the length of metallic rod C. What fraction of the total length of the 4 metallic rods is metallic rod C?
3 m

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The length of metallic rod A is 23 of the length of metallic rod D and the length of metallic rod D is 13 of the length of metallic rod B and 18 of the length of metallic rod C. What fraction of the total length of the 4 metallic rods is metallic rod C?