Question
George and Elijah take 5 days to assemble a toy train. Elijah and Carl take 6 days to build the same train while George and Carl take only 3 days. How many complete days would the three of them take to build the same toy train?
4 m

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George and Elijah take 5 days to assemble a toy train. Elijah and Carl take 6 days to build the same train while George and Carl take only 3 days. How many complete days would the three of them take to build the same toy train?