(d) With the larger machine, the raw material productivity is _______ chemical tanks per gallon of solvent, and their labor productivity is ______ chemical tanks per labor hour. (e) The percentage change in material productivity is _____ %, while the percentage change in labor productivity is ________ %.
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A firm cleans chemical tank cars in the Bay St. Louis area. With standard equipment, the firm typically cleaned 85 chemical tank cars per month. They utilized 15 gallons of solvent, and two employees worked 20 days per month, 8 hours a day. The company decided to switch to a larger cleaning machine. Last April, they cleaned 55 tank cars, and only worked 15 days of the month. They utilized 13 gallons of solvent, and the two employees worked 6 hours a day.
*type in only the values & indicate negative values by a "-" sign
*round all values to 3 decimals, unless indicated otherwise
(d) With the larger machine, the raw material productivity is _______ chemical tanks per gallon of solvent, and their labor productivity is ______ chemical tanks per labor hour.
(e) The percentage change in material productivity is _____ %, while the percentage change in labor productivity is ________ %.
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