The OSSSC LSI, Forester, FG Exam 2024 are crucial examinations that require a comprehensive understanding of various Reasoning topics. To help aspirants prepare effectively, we have compiled a set of 30 competitive-level Reasoning MCQs covering a wide range of subjects.
Top 30 Reasoning MCQs for OSSSC LSI, Forester FG 27 March 2024
These 30 Reasoning Multiple Choice Questions cover a diverse range of topics relevant to the OSSSC LSI, Forester, FG Exam 2024. Use these questions as a tool to assess your knowledge and enhance your preparation for the upcoming examination. Remember to review the explanations and expand your understanding of each topic to ensure a well-rounded preparation. Best of luck!
- Question: If the word ‘GREEN’ is coded as ‘FQDDM’, how will ‘YELLOW’ be coded?
A) XMFKKC
B) XMEDPC
C) XMFDPC
D) XMFDQC
Answer: B) XMEDPC
Explanation: Each letter of the word ‘GREEN’ is replaced by the letter that appears two positions ahead in the English alphabet. Similarly, ‘YELLOW’ will be coded as ‘XMEDPC’. - Question: If 6 × 2 = 14, 9 × 5 = 47, and 12 × 7 = 86, then what is 10 × 3?
A) 30
B) 32
C) 34
D) 16
Answer: B) 32
Explanation: The pattern is adding 2 to the result of multiplying the two numbers. So, 10 × 3 = 30 + 2 = 32. - Question: Arrange the following words in a meaningful sequence:
1.Ship
2. Sea
3. Ocean
4. Boat
A) 4, 2, 3, 1
B) 3, 1, 2, 4
C) 1, 2, 3, 4
D) 2, 1, 3, 4
Answer: B) 3, 1, 2, 4
Explanation: Ocean (large water body) → Ship (vehicle used in sea) → Sea (smaller water body) → Boat(vehicle used in sea/River). - Question: If ‘APPLE’ is written as ‘5’ and ‘ORANGE’ is written as ‘6’, then what is ‘POTATOES’?
A) 5
B) 6
C) 7
D) 8
Answer: D) 8
Explanation: The number corresponds to the number of letters in the word. So, ‘GRAPE’ has 5 letters, hence it’s ‘8’. - Question: If ‘DOG’ is coded as ’23’, then how is ‘CAT’ coded?
A) 20
B) 21
C) 22
D) 24
Answer: B) 21
Explanation: The number represents the position of the letters in the English alphabet (D = 4, O = 15, G = 7, so 4 + 15 + 7 = 26 – 3 = 23). Similarly, C = 3, A = 1, T = 20, so 3 + 1 + 20 = 24-3=21. - Question: If all roses are flowers and some flowers are red, then which of the following statements is true?
A) All roses are red.
B) Some roses are red.
C) All red things are roses.
D) Some red things are roses.
Answer: B) Some roses are red.
Explanation: From the given information, it’s clear that some flowers are red, so it’s true that some roses (which are flowers) are red. - Question: If ‘ABC’ is written as ‘ZYX’, how will ‘PQR’ be written?
A) KLJ
B) QPS
C) JKL
D) JKL
Answer: C) JKL
Explanation: The letters are written in reverse order. - Question: If 8 × 4 =40, 6 × 3 = 24, and 7 × 5 = 42, then what is 9 × 6?
A) 56
B) 60
C) 54
D) 64
Answer: B) 60
Explanation: The pattern is multiplying the two numbers and then adding the first number to the result. So, 9 × 6 = 54 + 6 = 60. - Question: If ‘A’ is coded as 1, ‘B’ as 2, and so on, then what is the code for ‘MANGO’?
A) 44
B) 47
C) 49
D) 57
Answer: C) 49
Explanation: M = 13, A = 1, N = 14, G = 7, O = 15. So, the code for ‘MANGO’ is 13 + 1 + 14 + 7 + 15 = 49. - Question: If 5 – 3 = 16 and 8 – 4 = 48, then 7 – 2 = ?
A) 30
B) 45
C) 50
D) 60
Answer: B) 45
Explanation: The pattern is (a – b) × (a + b). So, 7 – 2 = (7 – 2) × (7 + 2) = 5 × 9 = 45, but it seems that there is a typographical error in the provided question. - Question: If all cats can climb trees, and Mittens is a cat, what can you infer?
A) Mittens can climb trees.
B) Mittens cannot climb trees.
C) Some cats can climb trees.
D) None of the above.
Answer: A) Mittens can climb trees.Explanation: According to the given statement, all cats can climb trees. Therefore, if Mittens is a cat, it follows that Mittens can climb trees.
- Question: Which word does not belong in the following list: Apple, Orange, Banana, Carrot?
A) Apple
B) Orange
C) Banana
D) Carrot
Answer: D) CarrotExplanation: The first three items are fruits, while a carrot is a vegetable.
- Question: If ZEBRA is written as YDCAQ, how is TIGER written?
A) SHFDQ
B) SHFDP
C) SHEDQ
D) SHEDP
Answer: A) SHFDQExplanation: Each letter in “ZEBRA” is replaced with the letter preceding it. Therefore, TIGER becomes SHFDQ.
- Question: If 5 + 3 = 40, 7 + 2 = 63, 6 + 5 = 66, then 8 + 4 = ?
A) 84
B) 44
C) 96
D) 32
Answer: C) 96Explanation: Each equation follows this pattern: (a + b) * (a). So, 8 + 4 * 8 = 68.
- Question: In a group of 40 people, 25 can speak Spanish, 20 can speak French, and 15 can speak both languages. How many people in the group cannot speak either language?
A) 5
B) 10
C) 15
D) 20
Answer: B) 10Explanation: Using the principle of inclusion-exclusion, total = Spanish + French – (Both). So, 25 + 20 – 15 = 30. Therefore, 40 – 30 = 10 cannot speak either language.
- Question: If all cats have tails, and Fluffy is a cat, what can you infer?
A) Fluffy has a tail.
B) Fluffy does not have a tail.
C) Some cats have tails.
D) None of the above.
Answer: A) Fluffy has a tail.Explanation: According to the given statement, all cats have tails. Therefore, if Fluffy is a cat, it follows that Fluffy has a tail.
- Question: If circle is to sphere, then square is to?
A) Cube
B) Rectangle
C) Polygon
D) Pyramid
Answer: A) CubeExplanation: A circle is a 2D shape, and a sphere is its 3D counterpart. Similarly, a square is a 2D shape, and a cube is its 3D counterpart.
- Question: If RED is coded as 672, then how would you code BLUE?
A) 425
B) 952
C) 410
D) 293
Answer: C) 410Explanation: Each letter is assigned a number (A=1, B=2, etc.) and then addition of assigned number and its position in the word (R=18, E=5, D=4). So, RED = (181)+(52)+(43) = 276. Similarly, BLUE = (21)+(122)+(213)+(54) = 410.
- Question: If 8 + 8 = 7, 6 + 6 = 3, 7 + 7 = 5, then 5 + 5 = ?
A) 1
B) 10
C) 7
D) 6
Answer: A) 1Explanation: If you look at each equation, the sum of the digits is the answer. So, 5 + 5 = 10, and the sum of 1 + 0 is 1 digit, which is 4.
- Question: If dog is to kennel, then bird is to?
A) Nest
B) Coop
C) Cage
D) Stable
Answer: A) NestExplanation: A dog stays in a kennel, and a bird stays in a nest.
- Question: If all apples are fruits and some fruits are oranges, which of the following statements must be true?
A) All oranges are apples.
B) Some oranges are apples.
C) All fruits are apples.
D) Some apples are oranges.
Answer: D) Some apples are oranges.Explanation: From the given statements, we can infer that there is an intersection between apples and oranges, so it’s true that some apples are oranges.
- Question: If John is taller than Sam, and Sam is taller than Bob, who is the shortest?
A) Bob
B) Sam
C) John
D) Cannot be determined
Answer: A) BobExplanation: If John is taller than Sam and Sam is taller than Bob, then Bob must be the shortest among them.
- Question: If circle is to round, then square is to?
A) Corner
B) Side
C) Rectangle
D) Edges
Answer: A) CornerExplanation: A circle is characterized by being round, similarly, a square is characterized by having corners.
- Question: If 3 + 2 = 32, 5 + 4 = 54, and 7 + 6 = 76, then 9 + 8 = ?
A) 81
B) 82
C) 98
D) 83
Answer: C) 98Explanation: If you observe closely, each equation follows this pattern: (a * 10) + b. So, 9 * 10 + 8 = 90 + 8 = 98.
- Question: In a code language, CAT is written as 24, DOG is written as 31, then how is BIRD written?
A) 22
B) 33
C) 26
D) 38
Answer: B) 33Explanation: If you assign each letter a place value (C=3)+(A=1)+(T=20)=24, (D=4)+(O=20)+(G=7)=31, then you’ll find that the numerical value of BIRD is (B=2)+(I= 9)+(R=18)+(D=4)=33.
- Question: If all squares are rectangles, and all rectangles are polygons, which of the following statements must be true?
A) All polygons are squares.
B) All squares are polygons.
C) All squares are rectangles.
D) Some squares are not rectangles.
Answer: B) All squares are polygons.Explanation: From the given statements, we can infer that since all squares are rectangles and all rectangles are polygons, therefore, all squares must be polygons.
- Question: If 12 + 4 = 8, 9 + 3 = 6, and 16 + 7 = 9, then what is 10 + 5 equal to?
A) 12
B) 9
C) 5
D) 7
Answer: C) 5Explanation: If you look at each equation, the sum is the result of subtracting the second number from the first number. So, 10 + 5 = 10 – 5 = 5.
- Question: If fish is to water, then bird is to?
A) Sky
B) Earth
C) Tree
D) Nest
Answer: A) SkyExplanation: Fish lives in water, and bird flies in the sky.
- Question: If 8 * 4 = 36, 7 * 3 = 24, and 6 * 2 = 14, then what is 5 * 1 equal to?
A) 15
B) 10
C) 6
D) 25
Answer: C) 6Explanation: If you look at each equation, the result is the product of the two numbers added to 2nd number. So, 5 * 1+1 = 6.
- Question: If some birds can fly and penguins cannot fly, which of the following statements must be true?
A) Penguins are birds.
B) All birds can fly.
C) No birds can fly.
D) All penguins can swim.
Answer: A) Penguins are birds.Explanation: From the given statements, we can infer that penguins belong to the category of birds but have a characteristic (not being able to fly) that not all birds possess.
