Question

    Read the following table carefully and answer the given questions. The given table below shows the number of smart watch manufactured by three companies (Noise, Fire-Boltt, Fitbit) in four different months. Some data in the table is missing.

    In July, Fire-Boltt manufactured 150 defective smart

    watches. The ratio between defective smart watches by Fire-Boltt and Noise in July is 3:4. Find the non- defective smart watches manufactured by Noise in July.
    A 514 Correct Answer Incorrect Answer
    B 211 Correct Answer Incorrect Answer
    C 340 Correct Answer Incorrect Answer
    D 498 Correct Answer Incorrect Answer
    E 220 Correct Answer Incorrect Answer

    Solution

    Number of defective smart watches manufactured by Noise = 150 × (4/3) = 200 Total number smart watch manufactured by Noise in July = 2400 – [(45% of 2400) + 900) = 420 Number of non-defective smart watches manufactured by Noise in July = 420 – 200 = 220

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