By Interchanging the given two numbers which of the following equation will be correct?
 1 and 7

Directions: In the following questions, the symbols @, #, $, % and & are used with the following meaning as illustrated below-
‘P@Q’ means ‘P is neither smaller than nor equal to Q ’
‘P#Q’ means ‘P is neither greater than nor equal to Q'
‘P$Q’ means ‘P is neither smaller than nor greater than Q’
‘P%Q’ means ‘P is not greater than Q’
‘P&Q’ means ‘P is not smaller than Q’
Now in each of the following questions assuming the given statements to be true, find which of the three conclusions
I, II and III given below them is/are definitely true and give your answer accordingly.

Statement: N@V$W, W%K#L, L%R
Conclusions:
I. L@N
II. K#R
III. V%R

Instructions Directions: Study the information and answer the following questions.
In a certain code language 'economics is not money' is written as 'ka la ho ga', 'demand and supply economics' is written as 'mo ta pa ka', 'money makes only part' is written as 'zi la ne ki' and 'demand makes supply economics' is written as 'zi mo ka ta'. 

What is the code for 'supply' in the given code language?

Select the option that is related to the fifth term in the same way as the second term is related to the first term and fourth term related to third term.
 9 : 270 :: 15 : 450 :: 13 : ?

Direction: In these questions the symbols $ , @ , £ , • and # are used with different meanings as given below :
' X $ Y ' means X is neither greater than nor smaller than Y '
 ' X @ Y ' means X is neither greater than nor equal to Y '
 ' X £ Y ' means X is neither smaller than nor equal to Y '
 ' X• Y ' means X is not smaller than Y '
' X # Y ' means X is not greater than Y '
( A ) If only conclusion I is true
( B ) If only conclusion II is true
( C ) If either conclusion I or II is true
(D ) If neither conclusion I nor II is true
( E ) If both conclusion I and II are true    

Statements: S$ Q, Q@B, B• K, K # W
 Conclusions:
I. K# S
II. S@ W

Which of the following numbers will replace the question mark (?) in the given series
 13, 14, 23, 48, 97, 178, ? 

Direction :Study the following information carefully and answer the questions given below:
Six friends M, N, O, P, Q and R live in a six- storey building. The ground floor is numbered 1 and the topmost floor is numbered 6. Q lives neither on the top floor nor on the bottom. There are two persons between the floors on which P and Q live. Only one floor is there between M and N. The floor on which R lives is below the floor on which Q lives. The floor of O is just above the floor on which N lives.

What is the position of N with respect to P? 

Directions: 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 numbers are there in the above arrangement, each of which is immediately preceded by a letter but not immediately followed by a symbol?