Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives.
30 : 16 :: 24 : ?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

WYV, ? , IKH, BDA

A's weight is more than the weight of C, and A has the second highest weight. E weighs more than A. B weighs more than D. Who is the heaviest?

If 5 x 4 x 0 = 405
3 x 2 x 8 = 283
then 1 x 7 x 6 = ?

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the followingquestion. 8 ÷ 14 - 20 + 5 x 2 = ?

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.

hello, lower, error, organ, tense, ?

In the question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in two matrices given below. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g., 'L' can be represented by 12, 24 etc., and 'R' can be represented by 55, 67 etc. Similarly you have to identify the set for the word 'SENT'

Arrange the given words in the sequence in which they occur in the dictionary.
i. Claim
ii. Clearly
iii. Clerk
iv. Clerical