In the following question, select the related number from the given alternatives.
6 : 18 : : 4 : ?

Direction: Study the following arrangement carefully and answer the questions given below.

1 R Z T 4 A 9 $ D F 1 U # B @ 8 H I © X M H 3 2 P $ 5 N P 6 D

How many such consonants are there in the above arrangement, each of which is immediately preceded by a consonant and immediately followed by a number?

In the following question, select the odd letter group from the given alternatives.

In the following question, select the odd word from the given alternatives.

If 841 = 3, 633 = 5, 425 = 7 then 217 = ?

What is the angle between the two hands of a clock when the time shown by the clock is 8 p.m.? (in degrees)

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

13, 15, 19, ?

If 11 x 45 = 14, 18 x 54 = 18, then 65 x 15 =?

Direction: In the following question, statements are given followed by two conclusions. Read all the conclusions carefully and then decide which of the following conclusion(s) logically follows from the given statements.

Statements: 
Some Arman is Alok. 
No Alok is Akhil. 
All Aman is Arman.

Conclusions:
I. All Arman is definitely Alok.
II. At least some Arman is Akhil.

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

DM, EN, FO, ?