Find the pair of numbers that can replace the question mark (?) in the series given below : $90,180,12,50,100, ?, ?, 3,50,4,25,2,6,30,3$.

Find the missing term in the series given below: 10, 11, 13, 17, 25, 31, 33, ?

The odd term out in the series 15, 16, 34, 105, 424, 2124, 12756 is

Find the wrong term in the series given below: 1, 9, 33, 105, 158

In this question, arrange the given words in a meaningful sequence and then choose the most appropriate sequence from amongst the options provided below the question.

A. Presentation B. Recommendation C. Arrival D. Discussion E. Introduction

The numbers in the figure below have been generated using certain logic/pattern. Using that logic/pattern, find out the number that can be inserted in place of ?

Choose the correct answer from the options given below: