Question
Albert has a wooden block, a pipe and a metallic rod. The wooden block is 250 cm long. It is 45 cm longer than the metallic rod. The metallic rod is 21 cm shorter than the pipe. Find the length of the pipe.
4 m

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Albert has a wooden block, a pipe and a metallic rod. The wooden block is 250 cm long. It is 45 cm longer than the metallic rod. The metallic rod is 21 cm shorter than the pipe. Find the length of the pipe.