In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces. - 66, 36, 18,

C. 8

In following number series, two terms have been put within brackets. Choose the appropriate option - 3 13 18 23 28 33What number should come next?

C. 38 43

In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces. - 21, 25, 33, 49, 81,

A. 145

In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces. - 2, 6, 12, 20, 30, 42, 56,

D. 72

In following questions, one term in number series is incorrect. - Find out the incorrect number 5, 10, 40, 80, 320, 550, 2560

C. 550