Q63 / 150 · MHT CET 2022 (08 Aug Shift 1) · Mathematics

In a certain examination, a candidate has to pass in each of the 5 subjects. Hence, the number of ways he can fail is

  • A
    $5 !$
  • B
    5
  • Correct answer
    C
    $2^5-1$
  • D
    $2^5$

Solution

In each subject either he can pass or he can fail Total number of ways $=2^5$ Number of ways which he can pass is only Hence, the number of ways in which he can fail $=2^5-1$

Hence, the correct answer is option: 'C'.

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