Select the number from among the given options that can replace the question…

2023

Select the number from among the given options that can replace the question mark(?) in the following series.

2, 6, 9, 27, 30, 90, ?

  1. A.

    85

  2. B.

    88

  3. C.

    90

  4. D.

    93

Attempted by 22 students.

Show answer & explanation

Correct answer: D

The series alternates multiplication by 3 and addition of 3: 2 x 3 = 6, 6 + 3 = 9, 9 x 3 = 27, 27 + 3 = 30, 30 x 3 = 90, and 90 + 3 = 93.

Explore the full course: Up Police Computer Operator