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Gourmet pretzels bakes soft pretzels on an assembly line. it currently bakes 800 pretzels each eight-hour shift. if the production is increased to 1,200 pretzels each shift, then productivity will have increased by

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Kalahira
150% is the answer. The productivity rate of the assembly line is 100 pretzels per hour (800 pretzels divided by 8 hours.) If we increase it to 1,200 pretzels in the same time, the productivity rate is now 150 pretzels per hour Divide the new rate by the old (150/100) and you get 1.5 or 150%

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