Number Series Questions

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

12, 15, 19, 24, 30, ?

Find the missing number (?) in the series

1, 1, 4, 8, 9, ?, 16, 6,...

Which number will fit in '?' place in the following series?

2, ?, 12, 20, 30, 42

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

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.

9, 10, 13, 22, 49, ?

Find the missing (?) in the series.

9, 4, 16, 6, 36, 9, 81, ?

In the following question, one term in the number series is wrong. Find out the wrong term?

5, 10, 40, 80, 320, 550, 2560