CAT 2017 Slot 2 QA Q6 Ratio, Mixtures & Averages

Question 6 of the Quantitative Ability (QA) section, CAT 2017 Slot 2, with CAT's official answer.

The average height of 22 toddlers increases by 2 inches when two of them leave this group. If the average height of these two toddlers is one-third the average height of the original 22, then the average height, in inches, of the remaining 20 toddlers is
  1. A
    30
  2. B
    28
  3. C
    32
  4. D
    26

Answer: (C) 32 Ratio, Mixtures & Averages MCQ

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