In the following question, select the missing number from the given series. 8,…
2021
In the following question, select the missing number from the given series. 8, 31, 123, ?, 1963
- A.
491
- B.
481
- C.
471
- D.
461
Attempted by 38 students.
Show answer & explanation
Correct answer: A
The number series follows a pattern where each term is multiplied by 4 and then subtracted by 1:
8 * 4 - 1 = 31
31 * 4 - 1 = 123
123 * 4 - 1 = 491
491 * 4 - 1 = 1963
Final Answer: Option 1