A painter is considering using a new high-tech paint roller. Yesterday he was able to paint three

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A painter is considering using a new high-tech paint roller. Yesterday he was able to paint three walls in 45 minutes using his old method. Today he painted two walls of the same size in 20 minutes. Is the painter more productive using the new paint roller?

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Operations Management

ISBN: 978-0470325049

4th edition

Authors: R. Dan Reid, Nada R. Sanders

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