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    Question

    The production of a company has ups and downs every

    year. The production increases by 12% for one year and, in the next year, it decreases by 8%. This sequel continues. If counting is started from the year 2015, then what will the effect on the production of the company be in the year 2019? (Rounded up to 2 decimal places.)ย ย 
    A 4.15% Decrease Correct Answer Incorrect Answer
    B 6.17% Decrease Correct Answer Incorrect Answer
    C 5.16% Increase Correct Answer Incorrect Answer
    D 6.17% Increase Correct Answer Incorrect Answer

    Solution

    Calculation:ย ย  ย  - Let initial production (2015) = 100.ย ย  ย  - 2016-2019 cycle:ย ย  ย  ย  - 2016: +12% โ†’ 112ย ย  ย  ย  - 2017: -8% โ†’ 103.04ย ย  ย  ย  - 2018: +12% โ†’ 115.4048ย ย  ย  ย  - 2019: -8% โ†’ 106.1724ย ย  ย  - Net effect: (106.1724 - 100)/100 ร— 100 โ‰ˆ 6.17% increase.ย ย 

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