Find the value of 6 + 11 + 16 + 21 + 21 + .... + 71.

 

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

4, 5, 12, 39, 160, ?

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

44, 40, 36, ?, 28, 24

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

18, 37, 76, 155, 314, ?

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

113, 116, 119, 122, 125, ?

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

15, 7.5, 7.5, ?, 22.5, 56.25

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

2, 5, 9, 14, 20, ?

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

9, 16, 13, 12, 17, 8, ?, ?

Select the number missing from the given number series.

4, 9, 20, 44, ?