Number of elements in the set $\{x : x$ is a vowel in the word EQUATION$\}$ is

Number of elements in the set $\{x : x$ is a vowel in the word EQUATION$\}$ is
  1. $5$
  2. $4$
  3. $3$
  4. $6$

Solution

Vowels in EQUATION: E, U, A, I, O — distinct, count $= 5$.

Asked in: MH-SSC-9

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