Correct Answer - Option 2 : 183
GIVEN:
153, 156, 162, 171, ?, 198
Concept Used:
The number of consecutive factors of 3 is being added to the series.
Calculation:
The series follows the following pattern:
⇒ 153 + 3 = 156
⇒ 156 + 6 = 162
⇒ 162 + 9 = 171
⇒ 171 + 12 = 183
⇒ 183 + 15 = 198
∴ The required value of "?" is 183.