In following number series, two terms have been put within brackets. Choose the appropriate option - Which is the number that comes next in the sequence :0, 6, 24, 60, 120, 210 ?

C. 336

In following number series, two terms have been put within brackets. Choose the appropriate option - 15,31,63,127,255,x

B. 511

In following number series, two terms have been put within brackets. Choose the appropriate option - Choose the appropriate option (2), 5, (12), 25, 41, 61

D. IF BOTH THE BRACKETED TERMS ARE WRONG.

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. - 4, 23, 60, 121,

A. 212

In following questions, one term in number series is incorrect. - Find out the incorrect number 5, 27, 61, 122, 213, 340, 509

A. 27