List of top Logical Reasoning Questions on Logical Operation

If ‘ORANGE' is coded as ‘PSBOHF', how is ‘GRAPES' coded?
Pointing to a man, a woman said, "His mother is the only daughter of my mother." How is the woman related to the man?
Sita, Rita, Gita and Latha are 4 Sisters. If the following statements are all true, who among them is the youngest?
(i) Sita is the oldest.
(ii) Latha is not the oldest.
(iii) Gita is younger to Rita
(iv) Gita is not the youngest
If ‘PLAYER' is written as ‘543976' and ‘DARE' is ‘8367', what is the code for ‘YELP'?
Pointing to a photograph, a man says, “I have no brother or sister, but that man's father is my father's son.” Who is in the photo?
Statements:
• Some cashmere jackets are fashionable.
• Some cashmere jackets are not suede jackets.
• No suede jacket is fashionable.
Which of the following conclusions is correct?
\( a * b = (a + b - 1)^2 - 1 \rightarrow (1 * 2) * (3 * 3) = ? \)
There are six members in a family P, Q, R, S, T, and U. Q is the son of R, but R is not the mother of Q. P and R are a married couple. T is the brother of R. U is the brother of Q. S is the daughter of U. Who is the grandfather of S?
If A means +,
B means -,
C means ×,
D means ÷,
then what will be found after solving series?
If ST - OP = 8 then SP - OT = ?

Which number will come at the place of E in the given pattern? 

If '@' means ‘×’, ‘C’ means ‘+’, ‘%' means ‘+’ and ‘$’ means ‘−’, then what is the value of
6%12C3@8$3?

After your graduation, you are offered a well-paid government job. However, your friend says you have to pay a bribe to get the appointment order. You:
If $(2^{32} + 1)$ is exactly divisible by a certain number, which of the following is also definitely divisible by the same number?

The diagram below shows number of students who got distinction in three subjects out of 500. What is the percentage of students who got distinction in two subjects? 

In a class tournament, each of eight players will play exactly once. How many matches will be played during the tournament?
Arun said "This girl is the wife of the grandson of my mother", who is Arun to the girl?
John is standing at the South East corner of a rectangular field. He starts crossing the fields diagonally. After walking half the distance, he turns right, walks some distance and turns left. Which direction is John facing now?
If + means multiplied by, - means divided by, * means plus and / means minus then: (18 + 10 × 20) - 8 ÷ 6 = ?
A cube is painted Blue on all faces and is then cut into 125 cubes of equal size. How many cubes are not painted on any face?
Find the odd letter group in the following: BDHN, ADIP, CEIO, DFJP
If Q means 'add to', J means 'multiplied by', T means 'subtract from' and K means 'divide by', then: 30 K 2 Q 3 J 6 T 5 = ?

The number that comes in place of ? is: 

When the following words are arranged in dictionary order, the third position word is: INVENT, INVENTION, INNOVATION, INVEST
If A, B, C, D, E, F, G, H, I, J represent 0 to 9 respectively, then: (AB + CD) - GH = ?