Verbal Reasoning - Mental Ability Questions

In the following question, select the missing number from the given series.
13, 27, 56, 115, ?

Which number will complete the series?

6 , 8 , 17 , 19 , 28 , 30 , ?

Select the related word/letters/number from the given alternatives.

ACEG : ZXVT :: IKMO : ?

-20 , -16 , -12 , -8 .... 

In the sequence above, each term after the first is 4 greater than the preceding term. Which of the following could not be a term in the sequence? 

Three of the following four are alike in a certain way and hence form a group. Which is the one that does not belong to that group?

How many such pairs of letters are there in the word ORDINAL each of which has as many letters between them in the word as in the English alphabet?

People who are bald are generally of the intellectual type.Arun is bald.Therefore Arun is an intellectual

Arrange the following words as per order in the dictionary.

1. Scarf

2.Scene

3.Shell

4.Survey

5.Stream