‘निवारण’ का

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

45, 54, 72, ?, 126, 162

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

22, 25, 30, 37, 48, ?

1        1        4         ?        280         3640

24, 35, 57, 90, 134, ?

9 28 83 250 ? 2248

Choose the missing term.

3F, 6G, 11I, 18L,?

Find the missing number in the given number series.

512, 128, 32, 8, ?, 1

98, 134, 198, ?, 442, 638

14, 20, ?, 50, 74, 104

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

29, 30, 33, ?, 69, 150