The element used in the manufacture of safety matches is

9 10 36 333 ? 132825

840, 2520, 630, 3150, ?,  3675

What value should come in the place of (?) in the following number series?

64, 80, 104, ?, 176, 224

562, 628, 698, ?, 850

55      56       52      61       ?       70       34

What will come in place of the question mark (?) in the following series?

168, 120, ?, 48, 24, 8

What will come in place of the question mark (?) in the following series?

4000, ?, 320, 192, 153.6, 153.6

13, 41, 69, ?, 125, 153 

What value should come in the place of (?) in the following number series?

14, 18, ?, 43, 68, 104

18, 30, 46, 66, 90, ?