Complete the following alphabet series?
SAB, ?, QCD, PDD, OEF, NFF

Complete the following alphabet series?
BAZ, DBY, FCX, ?

Find the next number in the following number series?
31, 29, 24, 22, 17, ?

Find the next number in the following number series?
7, 10, 8, 11, 9, 12, ?

Arrange the following words in the order in which they appear in an English dictionary.
1. Appear
2. Apparent
3. Apostle
4. Apology
5. Appetite

Select the letter that can replace the question mark (?) in the following series.
X, U, P, M, ?, E

Select the Venn Diagram that best represents the relationship between the following classes.

Flowers, Stems, Roots

Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number.
14 : 98 :: 18: 162 :: 26 :?