Question
The total length of 3 streamers and 9 ropes is 312 cm. The length of a rope is 15 of the length of the streamer. What is the total length of the 9 ropes?
4 m

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The total length of 3 streamers and 9 ropes is 312 cm. The length of a rope is 15 of the length of the streamer. What is the total length of the 9 ropes?