Find the missing term in the following series.
5, 11, 24, 51, 106, ?
Show answer & explanation
Correct answer: D
Explanation
The given number series follows the pattern:
• 5 × 2 + 1 = 11
• 11 × 2 + 2 = 24
• 24 × 2 + 3 = 51
• 51 × 2 + 4 = 106
• 106 × 2 + 5 = 217
Therefore, the missing term is 217.