In following number series, two terms have been put within brackets. Choose the appropriate option - Choose the appropriate option 4, 7, (9), 10, 13, 15, (16), 19

A. IF BOTH THE BRACKETED TERMS ARE RIGHT:

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options. - ?, ayw, gec, mki, sqo

C. USQ

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. - Which of the following will not be a number of the series 1, 8, 27, 64, 125, … ?

A. 256

Choose the term which will continue the following series :
P 3 C, R 5 F, T 8 I, V 12 L, ?

C. X 17 O

In following questions, one term in number series is incorrect. - Find out the incorrect number 121, 143, 165, 186, 209

C. 186