In the following table, what will come at the place of X? 8 | 5 | 7 | 6 9 | 7 | 8 | 2 3 | 4 | 7 | 12 6 | 10 | X | 6

What should come in place of ? in the following series ? 117, 98, 80, 64, ?, 42

What comes in place of question mark (?) in the following number series? 4, 12, 36, 108, 324, ?

What is the number that comes next in the following sequence? 2, 5, 9, 19, 37, ____

Which number is unsuitable in the following series? 5, 3, 6, 10, 9, 12, 17, 15, 18, 23

Find the missing number in the following – 2, 3, 4, 6, 6, 9, 8, 12, 10, ............, 12, 18, 14, 21, 16, 24