Which of the following numbers will replace the question mark in the given series?
3, 7, 22, 89 , ? 

Which group of letters will complete the given letter series by sequentially placing the blank space?
M_OMMN_M_NOMMN_M

7, 18, 40…….?....117, 172

Find the wrong number in the series from among the alternatives?
3, 8, 15, 24, 34, 48, 63

Find the next digit in the following series.
10, 16, 25, 37, ?

Find the next number in the following number series?
31, 29, 24, 22, 17, ?

Select the correct option that will fill in the blank and complete the series.

1024, ?, 1600, 2000, 2500, 3125

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
gh_i_hi_ig_ii_ _