In the following questions a letter-series is given, in which some letters are missing. The missing letters are given in the proper sequence as one of the alternatives. Choose the correct alternatives. _ nmmn _ mmnn _ mnnm _

In the following question, select the missing number from the given series.

1, 3, 5, 7, ?

In the following question, select the missing number from the given series.

964, ?, 241, 120.5, 60.25

In the following question, select the missing number from the given series.

24, 26, 28, ?, 32, 34

In the following question, select the missing number from the given series.

9, 11, 14, 16, 19, 21, ?

Choose the correct alternative which will complete the following series:

21, 55, 19, 50, 17, 45, ?

In the following question, select the missing number from the given series.

13, 17, 26, 42, 67, ?

Select the correct option will complete the given number series.

13, 10, 7, 4, ___

In the following question, select the missing number from the given series.

7, 11, 15, 19, 23, ?