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Data Interpretation - Percentages

2 UPSC Prelims MCQs tagged "Data Interpretation - Percentages". Free practice with answer keys, explanations, and timed mock tests on Anantam IAS.

  1. In a company there are 200 employees: 40% in marketing, 30% in IT and…

    In a company there are 200 employees: 40% in marketing, 30% in IT and the rest in production. 20% of IT males work part time, 70% of marketing males work full time and 5% of production males work part time. What is the total number of male employees working in full-time mode?

    1. A50
    2. B100
    3. C125
    4. D200
    Answer and explanation

    Correct answer: C

    Defective question — the same gap as the previous item: the number of male employees in marketing isn't given, so the count of full-time male employees can't be fixed. The keyed working also produces 124.7 rounded to (C) 125, which isn't clean for an employee count. Treat as defective.
  2. In a company there are 200 employees: 40% are in marketing, 30% in IT…

    In a company there are 200 employees: 40% are in marketing, 30% in IT and the rest in production. In the IT department 40% are female and in the production department 30% are female. What is the total number of female employees?

    1. A30
    2. B42
    3. C50
    4. D62
    Answer and explanation

    Correct answer: B

    Defective question. Finding the number of female employees needs the count of FEMALE employees in marketing, which the data never gives — the keyed answer (B) 42 only follows if you assume every marketing employee is male, an assumption the question doesn't state. Without that figure the total can't be determined, so the item should be treated as defective.