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14 May, 17:16

New machine has productivity (measured in the number of produced details) 12% greater than the last model. After replacing the machines during renovation, a plant has 5% fewer new models than it had old models before. By what percent did the number of produced details on this plant change?

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  1. 14 May, 19:59
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    The total number of produced details increased by 6.4%

    suppose the starting number was x.

    suppose x=100

    100 + 12% = 112

    112-5%=106.4

    106.4-100=6.4

    6.4%
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