SSB OIR Test Set 01 of 50 MCQs
This set has 50 mcqs which are asked in SSB OIR Test. Attenpt for better preparation.
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MCQ Questions on SSB OIR Test Set 01 of 50 MCQs
Q. Complete the series: 3, 6, 12, 24, ?
A. 36
B. 42
C. 48
D. 54
Correct: Option (C)
Explanation: Each number is multiplied by 2. Therefore, 24 × 2 = 48.
Q. Book is related to Author in the same way as Painting is related to:
A. Artist
B. Museum
C. Colour
D. Canvas
Correct: Option (A)
Explanation: An author creates a book, just as an artist creates a painting.
Q. If CAT is coded as DBU, how is DOG coded?
A. EPH
B. EOH
C. FPH
D. DPI
Correct: Option (A)
Explanation: Each letter is moved one position forward: D→E, O→P and G→H. Therefore, DOG becomes EPH.
Q. Find the missing number: 5, 10, 20, 40, ?
A. 60
B. 70
C. 80
D. 90
Correct: Option (C)
Explanation: Each number is multiplied by 2. Therefore, 40 × 2 = 80.
Q. A man walks 4 km north and then turns right and walks 3 km. In which direction is he from his starting point?
A. North-East
B. North-West
C. South-East
D. South-West
Correct: Option (A)
Explanation: He moves north and then east, so his final position is north-east of the starting point.
Q. Choose the word that cannot be formed from the letters of 'IMPORTANT'.
A. TRAIN
B. PAINT
C. PART
D. MOTION
Correct: Option (B)
Explanation: IMPORTANT contains the letters needed for TRAIN, PART and MOTION, but it does not contain the letter combination required to form PAINT.
Q. If 7 + 3 = 410 and 9 + 2 = 711, then 8 + 5 = ?
A. 313
B. 323
C. 135
D. 315
Correct: Option (A)
Explanation: The pattern is difference followed by sum. 7−3=4 and 7+3=10, giving 410. Therefore, 8−5=3 and 8+5=13, giving 313.
Q. Find the next term: A, C, F, J, O, ?
A. T
B. U
C. V
D. W
Correct: Option (B)
Explanation: The gaps are +2, +3, +4 and +5. The next gap is +6. O + 6 = U.
Q. Pointing to a man, Ravi said, 'He is the son of my father's only son.' How is the man related to Ravi?
A. Brother
B. Son
C. Father
D. Nephew
Correct: Option (B)
Explanation: Ravi's father's only son is Ravi himself. Therefore, the man is Ravi's son.
Q. Find the odd pair.
A. 2 : 8
B. 3 : 27
C. 4 : 64
D. 5 : 100
Correct: Option (D)
Explanation: The first three pairs follow n³: 2³=8, 3³=27 and 4³=64. 5³=125, not 100.
Q. Complete the series: 121, 144, 169, 196, ?
A. 210
B. 215
C. 225
D. 256
Correct: Option (C)
Explanation: These are squares of consecutive numbers: 11², 12², 13², 14². The next is 15² = 225.
Q. If SOUTH is written as HTUOS, how will NORTH be written?
A. HTRON
B. HTORN
C. HRTON
D. NHTRO
Correct: Option (A)
Explanation: The word is written in reverse order. NORTH becomes HTRON.
Q. Which number is different from the others?
A. 16
B. 25
C. 36
D. 48
Correct: Option (D)
Explanation: 16, 25 and 36 are perfect squares. 48 is not a perfect square.
Q. If all roses are flowers and some flowers are red, which conclusion is definitely true?
A. All roses are red
B. Some roses are red
C. All roses are flowers
D. No roses are red
Correct: Option (C)
Explanation: The first statement directly establishes that all roses are flowers.
Q. Find the missing number: 2, 6, 12, 20, 30, ?
A. 40
B. 42
C. 44
D. 46
Correct: Option (B)
Explanation: The differences are 4, 6, 8, 10. The next difference is 12, so 30 + 12 = 42.
Q. Which word is most similar in meaning to 'Rapid'?
A. Slow
B. Quick
C. Weak
D. Late
Correct: Option (B)
Explanation: Rapid means happening or moving quickly.
Q. Which word is opposite in meaning to 'Ancient'?
A. Old
B. Historic
C. Modern
D. Traditional
Correct: Option (C)
Explanation: Ancient means very old, while modern means relating to the present or recent times.
Q. A clock shows 3:00. What is the angle between the hour hand and minute hand?
A. 60°
B. 90°
C. 120°
D. 180°
Correct: Option (B)
Explanation: At 3:00, the hour hand is at 3 and the minute hand is at 12, forming a right angle of 90°.
Q. If yesterday was Monday, what day will it be the day after tomorrow?
A. Tuesday
B. Wednesday
C. Thursday
D. Friday
Correct: Option (C)
Explanation: If yesterday was Monday, today is Tuesday, tomorrow is Wednesday and the day after tomorrow is Thursday.
Q. Complete the analogy: 8 : 64 :: 12 : ?
A. 124
B. 132
C. 144
D. 156
Correct: Option (C)
Explanation: 8² = 64. Therefore, 12² = 144.
Q. Find the odd one out.
A. January
B. March
C. May
D. June
Correct: Option (D)
Explanation: January, March and May have 31 days, whereas June has 30 days.
Q. A is taller than B. B is taller than C. Who is the shortest?
A. A
B. B
C. C
D. Cannot be determined
Correct: Option (C)
Explanation: Since A > B and B > C in height, C is the shortest.
Q. Complete the series: Z, X, U, Q, L, ?
A. F
B. G
C. H
D. I
Correct: Option (A)
Explanation: The letters move backward by 2, 3, 4 and 5 positions. The next move is 6 positions backward: L → F.
Q. If PEN is coded as 123 and BOOK is coded as 4567, how is POOK coded?
A. 1437
B. 1436
C. 1467
D. 1537
Correct: Option (A)
Explanation: P=1, E=2, N=3, B=4, O=5, K=7. Therefore, POOK = 1557. Since the given coding does not uniquely establish repeated-letter mapping, this question is invalid as written.
Q. A person is facing east. He turns left, then left again. Which direction is he facing now?
A. North
B. South
C. East
D. West
Correct: Option (D)
Explanation: Facing east, a left turn gives north. Another left turn gives west.
Q. If 15 men can complete a work in 12 days, how many days will 20 men take, assuming the same rate of work?
A. 7 days
B. 8 days
C. 9 days
D. 10 days
Correct: Option (C)
Explanation: Total work = 15 × 12 = 180 man-days. For 20 men, 180 ÷ 20 = 9 days.
Q. Find the missing number: 4, 9, 19, 39, ?
A. 69
B. 79
C. 89
D. 99
Correct: Option (B)
Explanation: Each term is multiplied by 2 and then 1 is added: 4×2+1=9, 9×2+1=19. Therefore, 39×2+1=79.
Q. Which of the following is different from the others?
A. Triangle
B. Square
C. Rectangle
D. Circle
Correct: Option (D)
Explanation: Triangle, square and rectangle are polygons made of straight line segments. A circle has no straight sides.
Q. If MANGO is arranged alphabetically, which letter will be third?
A. A
B. G
C. M
D. N
Correct: Option (B)
Explanation: The letters alphabetically are A, G, M, N, O. Therefore, G is third.
Q. A boy is 7th from the left and 9th from the right in a row. How many boys are there in the row?
A. 15
B. 16
C. 17
D. 18
Correct: Option (B)
Explanation: Total = position from left + position from right − 1 = 7 + 9 − 1 = 15. Therefore, the correct answer should be 15.
Q. Find the next number: 1, 4, 9, 16, 25, ?
A. 30
B. 36
C. 42
D. 49
Correct: Option (B)
Explanation: These are consecutive squares: 1², 2², 3², 4² and 5². The next is 6² = 36.
Q. If DELHI is coded as 73541 and INDIA is coded as 15652, which digit represents I?
A. 1
B. 2
C. 4
D. 5
Correct: Option (A)
Explanation: From INDIA = 24652, the first letter I corresponds to 2.
Q. A man faces north. He turns 90° clockwise, then 180° anticlockwise. Which direction is he facing?
A. North
B. South
C. East
D. West
Correct: Option (D)
Explanation: From north, 90° clockwise gives east. Turning 180° anticlockwise from east gives west.
Q. Which number should replace the question mark? 7, 14, 28, 56, ?
A. 84
B. 98
C. 112
D. 120
Correct: Option (C)
Explanation: Each number is doubled. Therefore, 56 × 2 = 112.
Q. If all soldiers are disciplined and Ravi is a soldier, what follows?
A. Ravi is disciplined
B. Ravi is not disciplined
C. Ravi may be disciplined
D. Nothing can be concluded
Correct: Option (A)
Explanation: Ravi belongs to the group of soldiers, and all soldiers are stated to be disciplined. Therefore, Ravi is disciplined.
Q. Choose the pair that has the same relationship as Eye : See.
A. Ear : Hear
B. Nose : Walk
C. Hand : Think
D. Leg : Speak
Correct: Option (A)
Explanation: The eye is used for seeing, just as the ear is used for hearing.
Q. A is the brother of B. B is the sister of C. How is A related to C?
A. Brother
B. Sister
C. Father
D. Uncle
Correct: Option (A)
Explanation: A is the brother of B, and B is the sister of C. Therefore, A is also C's brother.
Q. Find the odd number.
A. 21
B. 35
C. 49
D. 64
Correct: Option (D)
Explanation: 21, 35 and 49 are odd numbers. 64 is an even number.
Q. Complete the series: 100, 90, 81, 73, 66, ?
A. 58
B. 60
C. 61
D. 62
Correct: Option (C)
Explanation: The differences are −10, −9, −8 and −7. The next difference is −6, so 66 − 6 = 60. Therefore, the correct answer should be 60.
Q. If the letters of the word 'SOLDIER' are arranged alphabetically, which letter will be fourth?
A. I
B. L
C. O
D. R
Correct: Option (C)
Explanation: Alphabetical order is D, E, I, L, O, R, S. Therefore, the fourth letter is L, so the correct answer should be L.
Q. A train travels 60 km in 1 hour. How far will it travel in 2 hours 30 minutes at the same speed?
A. 120 km
B. 135 km
C. 150 km
D. 180 km
Correct: Option (C)
Explanation: 2 hours 30 minutes = 2.5 hours. Distance = 60 × 2.5 = 150 km.
Q. Find the missing term: AB, DE, GH, JK, ?
A. LM
B. MN
C. NO
D. OP
Correct: Option (B)
Explanation: Each pair consists of consecutive letters, with one letter skipped between pairs: AB, DE, GH, JK, MN.
Q. If 5 pencils cost ₹25, what will 12 pencils cost at the same rate?
A. ₹50
B. ₹55
C. ₹60
D. ₹65
Correct: Option (C)
Explanation: One pencil costs ₹25 ÷ 5 = ₹5. Therefore, 12 pencils cost 12 × ₹5 = ₹60.
Q. Which number does not belong to the group?
A. 8
B. 27
C. 64
D. 100
Correct: Option (D)
Explanation: 8, 27 and 64 are cubes: 2³, 3³ and 4³. 100 is not a perfect cube.
Q. A person walks 10 m south, then 10 m east, then 10 m north. How far is he from his starting point?
A. 0 m
B. 10 m
C. 20 m
D. 30 m
Correct: Option (B)
Explanation: The 10 m south and 10 m north movements cancel each other. He remains 10 m east of the starting point.
Q. Find the next term: 2, 3, 5, 8, 12, 17, ?
A. 21
B. 22
C. 23
D. 24
Correct: Option (C)
Explanation: The differences are 1, 2, 3, 4 and 5. The next difference is 6, so 17 + 6 = 23.
Q. If 'PAPER' is coded as 'QBQFS', how is 'BOOK' coded using the same rule?
A. CPPL
B. CPPK
C. CQPL
D. BPPL
Correct: Option (A)
Explanation: Each letter is shifted one position forward: B→C, O→P, O→P and K→L. Therefore, BOOK becomes CPPL.
Q. In a class, Rahul ranks 12th from the top and 18th from the bottom. How many students are there in the class?
A. 28
B. 29
C. 30
D. 31
Correct: Option (B)
Explanation: Total students = 12 + 18 − 1 = 29.
Q. Which one is different from the others?
A. Copper
B. Iron
C. Silver
D. Wood
Correct: Option (D)
Explanation: Copper, iron and silver are metals. Wood is not a metal.
Q. A father is 30 years older than his son. If the son is 12 years old, what is the father's age?
A. 40 years
B. 42 years
C. 44 years
D. 45 years
Correct: Option (B)
Explanation: Father's age = son's age + 30 = 12 + 30 = 42 years.