Question
The length of a rope is 45 m longer than a wire. The length of a ribbon is 23 m shorter than the rope. The total length of the rope, the ribbon and the wire is 100 m. What is the length of the rope?
4 m

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The length of a rope is 45 m longer than a wire. The length of a ribbon is 23 m shorter than the rope. The total length of the rope, the ribbon and the wire is 100 m. What is the length of the rope?