Question
Streamer C is five times as long as Streamer D. Streamer D is 31 cm shorter than Streamer E. Streamer E is 57 cm shorter than Streamer C. How long is Streamer D?
4 m

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Streamer C is five times as long as Streamer D. Streamer D is 31 cm shorter than Streamer E. Streamer E is 57 cm shorter than Streamer C. How long is Streamer D?