Question : Directions: Which of the following numbers will replace the question mark (?) in the given series?
4, 9, 20, 43, 90, ?
Option 1: 181
Option 2: 184
Option 3: 186
Option 4: 185
Correct Answer: 185
Solution :
Given:
4, 9, 20, 43, 90, ?
Here, the pattern followed is as follows –
So, 185 is the missing term in the series. Hence, the fourth option is correct.