IBPS RRB Clerk 2026 – Full Prelims Mock Test 1 (Office Assistant)
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IBPS RRB Clerk 2026 Office Assistant Prelims Mock Test 1 45 Mins Composite Timer | 80 Questions

Interactive Instructions: This is the full-length Preliminary practice paper for IBPS RRB Clerk / Office Assistant (Multipurpose). Practice switching seamlessly between 40 Reasoning and 40 Numerical Ability questions in 45 minutes composite time. Click "Submit Test & Check Performance" to evaluate your scorecard (-0.25 penalty) and step-by-step solutions!

IBPS RRB Clerk Mock Test 1 2026 Full Prelims Paper
IBPS RRB Clerk 2026: Full Prelims Mock Test 1 (80 Questions, 80 Marks, 45 Minutes)
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IBPS RRB Clerk Prelims Mock Test 5 (Final Exam-Level Full Mock 80 MCQs) Attempt Clerk Mock 5
IBPS RRB Clerk Prelims Mock Test 4 (Advanced Exam-Oriented 80 MCQs) Attempt Clerk Mock 4
IBPS RRB Clerk Prelims Mock Test 3 (Moderate → Advanced 80 MCQs) Attempt Clerk Mock 3
IBPS RRB Clerk Prelims Mock Test 2 (Calculation Focus 80 MCQs) Attempt Clerk Mock 2
Part A: Reasoning Ability 40 0 0 0 0
Part B: Numerical Ability 40 0 0 0 0
💡 Review Note: Correct choices are highlighted in Green and wrong choices in Red. Detailed solutions for all 80 questions are unlocked below!
IBPS RRB Clerk Reasoning Mock Test 1 40 Questions
Part A: Reasoning Ability (40 Questions, 40 Marks)

PART A – REASONING ABILITY (Q1–Q40)

40 Questions | 40 Marks

Q1. Eight persons A, B, C, D, E, F, G and H sit in a row facing north. A is 3rd left of D. B is immediately right of A. C is at extreme left end. E is immediately left of F. G is 2nd right of D. H is between C and A. Who sits immediately right of A?

Unattempted
Correct Answer: Option (A)
Explanation: Row arrangement: C - H - A - B - E - F - D - G. B sits immediately right of A.

Q2. Who sits second to the right of D?

Unattempted
Correct Answer: Option (C)
Explanation: G sits 2nd to the right of D.

Q3. Who sits at the extreme left?

Unattempted
Correct Answer: Option (B)
Explanation: C sits at the extreme left end.

Q4. How many persons sit between A and G?

Unattempted
Correct Answer: Option (B)
Explanation: Between A and G are B, E, F, D (4 persons / key option B).

Q5. Who sits immediately left of F?

Unattempted
Correct Answer: Option (D)
Explanation: E sits immediately left of F.

Q6. Seven persons P, Q, R, S, T, U and V live on floors 1 to 7. P lives on Floor 4. Q lives immediately above R. T lives on Floor 2. U lives above P. V lives immediately below P. S lives above Q. Who lives immediately below P?

Unattempted
Correct Answer: Option (E)
Explanation: V lives on Floor 3, immediately below P (Floor 4).

Q7. Who lives immediately above P?

Unattempted
Correct Answer: Option (D)
Explanation: U / Q lives above P.

Q8. Who lives on Floor 2?

Unattempted
Correct Answer: Option (D)
Explanation: T lives on Floor 2.

Q9. How many persons live between T and P?

Unattempted
Correct Answer: Option (B)
Explanation: Floor 3 (V) lives between T (Floor 2) and P (Floor 4). Total = 1 person.

Q10. Who lives on the highest floor (Floor 7)?

Unattempted
Correct Answer: Option (E)
Explanation: U lives on Floor 7.

Q11. Find the odd one out: 36, 49, 64, 81, 125

Unattempted
Correct Answer: Option (E)
Explanation: 125 is a cube (5³), whereas 36 (6²), 49 (7²), 64 (8²), 81 (9²) are squares.

Q12. If BANK → CBOL, then LOAN → ?

Unattempted
Correct Answer: Option (A)
Explanation: +1 shift: L→M, O→P, A→B, N→O = MPBO.

Q13. A person walks 10 m North, turns Right 8 m, turns Right 10 m. Distance from starting point?

Unattempted
Correct Answer: Option (B)
Explanation: North 10m and South 10m cancel out. Distance = 8 m East.

Q14. Pointing towards a boy, Ravi says, "He is the son of my mother's only daughter." Relation?

Unattempted
Correct Answer: Option (B)
Explanation: Mother's only daughter is Ravi's sister (or Ravi's mother). Son = Nephew / Son.

Q15. Find the missing number: 4, 9, 19, 39, 79, ?

Unattempted
Correct Answer: Option (C)
Explanation: Pattern ×2 + 1. 79 × 2 + 1 = 159.

Q16. Statements: All banks are institutions. Some institutions are private. Conclusions: I. Some banks are private. II. Some institutions are banks.

Unattempted
Correct Answer: Option (B)
Explanation: All banks are institutions ⇒ Some institutions are banks. Only II follows.

Q17. If A > B ≥ C = D < E, which is definitely true?

Unattempted
Correct Answer: Option (A)
Explanation: A > B and B ≥ D ⇒ A > D is definitely true.

Q18. Find the next number: 5, 11, 23, 47, 95, ?

Unattempted
Correct Answer: Option (C)
Explanation: Pattern ×2 + 1. 95 × 2 + 1 = 191.

Q19. If MONEY → NPOFZ, then BANK → ?

Unattempted
Correct Answer: Option (A)
Explanation: +1 shift: CBOL.

Q20. Arrange BANKING alphabetically. Which letter is fourth?

Unattempted
Correct Answer: Option (D)
Explanation: Alphabetical: A, B, G, I, K, N, N. 4th letter = I.

Q21. Sequence: 8 M 3 P 9 A 4 R 7 T 2 K 6 B 5 Q. Which element is 4th to right of A?

Unattempted
Correct Answer: Option (C)
Explanation: A is pos 6. Right 4 steps: 4(7), R(8), 7(9), T(10). 4th to right is T.

Q22. How many numbers are immediately preceded by a letter?

Unattempted
Correct Answer: Option (D)
Explanation: M-3, P-9, A-4, R-7, T-2, K-6, B-5. Total = 7 / 8.

Q23. Which element is exactly between P and T?

Unattempted
Correct Answer: Option (C)
Explanation: Elements between P and T: 9, A, 4, R, 7. Middle element is A.

Q24. If all letters are removed, which number is 3rd from left?

Unattempted
Correct Answer: Option (D)
Explanation: Numbers: 8, 3, 9, 4, 7, 2, 6, 5. 3rd number is 9 / 4 / 7.

Q25. How many letters are between M and K?

Unattempted
Correct Answer: Option (C)
Explanation: Letters between M and K: P, A, R, T (4 letters / option C).

Q26. Candidate is 16th from left and 19th from right. Total candidates?

Unattempted
Correct Answer: Option (C)
Explanation: Total = 16 + 19 - 1 = 34 / 35.

Q27. If 1 Jan is Thursday, what day will 1 Feb be in a non-leap year (31 days)?

Unattempted
Correct Answer: Option (B)
Explanation: 31 ÷ 7 = 3 odd days. Thursday + 3 = Sunday.

Q28. Find next pair: AZ, BY, CX, DW, ?

Unattempted
Correct Answer: Option (B)
Explanation: AZ, BY, CX, DW, EV.

Q29. Find the odd pair: 6:36, 7:49, 8:64, 9:81, 11:110

Unattempted
Correct Answer: Option (E)
Explanation: 11² = 121, not 110.

Q30. If + means ×, − means +, and × means −, find: 8 + 3 − 4 × 2 = ?

Unattempted
Correct Answer: Option (C)
Explanation: 8 × 3 + 4 − 2 = 24 + 4 − 2 = 26 / 28.

Q31. A > B, C > A, D < B, E > C. Who is youngest?

Unattempted
Correct Answer: Option (D)
Explanation: Age order: E > C > A > B > D. D is youngest.

Q32. Which word CANNOT be formed from GOVERNMENT?

Unattempted
Correct Answer: Option (D)
Explanation: GREEN requires two E's, GOVERNMENT has only one.

Q33. Arrange BANKER alphabetically. Which letter is third?

Unattempted
Correct Answer: Option (C)
Explanation: Alphabetical: A, B, E, K, N, R. 3rd letter = E.

Q34. A clock shows 3:00. Angle between hands?

Unattempted
Correct Answer: Option (C)
Explanation: 3 × 30° = 90°.

Q35. Next term: C3, E5, G7, I9, ?

Unattempted
Correct Answer: Option (C)
Explanation: K11.

Q36. Series: 6, 13, 27, 55, 111, ?

Unattempted
Correct Answer: Option (C)
Explanation: Pattern ×2 + 1. 111 × 2 + 1 = 223.

Q37. Person faces North. Turns right (East), left (North), left (West). Direction?

Unattempted
Correct Answer: Option (D)
Explanation: Final facing direction is West.

Q38. If PEN → QFO, then BOOK → ?

Unattempted
Correct Answer: Option (A)
Explanation: +1 shift: CPPL.

Q39. Person faces West. Turns right (North), right (East), left (North). Direction?

Unattempted
Correct Answer: Option (B)
Explanation: Turns North -> East -> North. Final direction = North / South.

Q40. Missing letter: A (+2) C (+3) F (+4) J (+5) O (+6) ?

Unattempted
Correct Answer: Option (B)
Explanation: 15 + 6 = 21st letter U.
IBPS RRB Clerk Numerical Ability Mock Test 1 40 Questions
Part B: Numerical Ability (40 Questions, 40 Marks)

PART B – NUMERICAL ABILITY (Q41–Q80)

40 Questions | 40 Marks

Q41. Simplify: 48 ÷ 6 × 5 + 12 − 8 = ?

Unattempted
Correct Answer: Option (C)
Explanation: 8 × 5 + 12 − 8 = 40 + 12 − 8 = 44 / 46.

Q42. 25% of 640 + 20% of 450 = ?

Unattempted
Correct Answer: Option (C)
Explanation: 160 + 90 = 250 (Option D/C).

Q43. √625 + 15 = ?

Unattempted
Correct Answer: Option (C)
Explanation: 25 + 15 = 40.

Q44. 3/5 of 300 + 2/3 of 180 = ?

Unattempted
Correct Answer: Option (C)
Explanation: 180 + 120 = 300.

Q45. 18% of 750 = ?

Unattempted
Correct Answer: Option (C)
Explanation: 18/100 × 750 = 135.

Q46. Series: 6, 13, 27, 55, 111, ?

Unattempted
Correct Answer: Option (C)
Explanation: Pattern ×2 + 1. 111 × 2 + 1 = 223.

Q47. Series: 144, 121, 100, 81, ?

Unattempted
Correct Answer: Option (C)
Explanation: Squares of 12, 11, 10, 9, 8. 8² = 64.

Q48. Series: 3, 9, 27, 108, 540, ?

Unattempted
Correct Answer: Option (D)
Explanation: 540 × 6 = 3,240 (Option E / D).

Q49. Series: 5, 12, 21, 32, 45, ?

Unattempted
Correct Answer: Option (C)
Explanation: Differences +7, +9, +11, +13, +15. 45 + 15 = 60.

Q50. Series: 100, 92, 76, 52, 20, ?

Unattempted
Correct Answer: Option (A)
Explanation: Differences -8, -16, -24, -32, -40. 20 - 40 = -20 / -10.

Q51. A number increased by 20% becomes 480. Original number?

Unattempted
Correct Answer: Option (C)
Explanation: 1.20x = 480 ⇒ x = 400.

Q52. Boys to girls ratio 7:5. If boys = 84, girls = ?

Unattempted
Correct Answer: Option (C)
Explanation: 84 ÷ 7 × 5 = 60.

Q53. Average of 28, 34, 40, 46 and 52 is:

Unattempted
Correct Answer: Option (B)
Explanation: Middle number of AP = 40.

Q54. CP = ₹1,500, SP = ₹1,800. Profit percentage?

Unattempted
Correct Answer: Option (C)
Explanation: Profit = 300. Profit% = (300 / 1500) × 100 = 20%.

Q55. Marked ₹2,500, discount 16%. Selling price?

Unattempted
Correct Answer: Option (C)
Explanation: Discount = 400. SP = 2500 - 400 = ₹2,100.

Q56. Simple interest on ₹6,000 at 8% p.a. for 3 years:

Unattempted
Correct Answer: Option (C)
Explanation: SI = (6000 × 8 × 3) / 100 = ₹1,440.

Q57. Compound interest on ₹8,000 at 10% p.a. for 2 years:

Unattempted
Correct Answer: Option (B)
Explanation: CI = 8000 × 0.21 = ₹1,680.

Q58. A in 20 days, B in 30 days. Together?

Unattempted
Correct Answer: Option (C)
Explanation: (20 × 30) / (20 + 30) = 600 / 50 = 12 days.

Q59. Train covers 480 km in 8 hours. Speed?

Unattempted
Correct Answer: Option (C)
Explanation: Speed = 480 / 8 = 60 km/h.

Q60. Travels 180 km at 45 km/h. Time required?

Unattempted
Correct Answer: Option (B)
Explanation: Time = 180 / 45 = 4 hours.

Q61. A:B = 3:5, total income ₹64,000. A's income?

Unattempted
Correct Answer: Option (C)
Explanation: A's share = (3 / 8) × 64000 = ₹24,000.

Q62. ₹1,500 divided in ratio 4:6. Larger share?

Unattempted
Correct Answer: Option (D)
Explanation: Larger share = (6 / 10) × 1500 = ₹900.

Q63. Milk:Water = 5:2. In 42 L mixture, quantity of water?

Unattempted
Correct Answer: Option (C)
Explanation: Water = (2 / 7) × 42 = 12 L.

Q64. Spends 72% of ₹50,000. Savings?

Unattempted
Correct Answer: Option (C)
Explanation: Savings = 28% of 50,000 = ₹14,000.

Q65. 8 notebooks cost ₹360. Cost of 14 notebooks?

Unattempted
Correct Answer: Option (C)
Explanation: 1 notebook = 45. 14 notebooks = 45 × 14 = ₹630.

Q66. DI: Total loans sanctioned by Branch D (300 + 360)?

Unattempted
Correct Answer: Option (C)
Explanation: 300 + 360 = 660 loans.

Q67. DI: Total loans sanctioned in 2026 across 5 branches (240+300+280+360+320)?

Unattempted
Correct Answer: Option (C)
Explanation: Total = 1,500.

Q68. DI: Increase in Branch A from 2025 (180) to 2026 (240)?

Unattempted
Correct Answer: Option (C)
Explanation: 240 - 180 = 60 loans.

Q69. DI: Ratio of Branch B 2025 (250) to Branch E 2026 (320)?

Unattempted
Correct Answer: Option (B)
Explanation: 250 : 320 = 25 : 32 ≈ 15 : 16.

Q70. DI: Total loans sanctioned in 2025 across 5 branches (180+250+220+300+260)?

Unattempted
Correct Answer: Option (C)
Explanation: Total = 1,210.

Q71. LCM of 16 and 24 is:

Unattempted
Correct Answer: Option (C)
Explanation: LCM(16, 24) = 48.

Q72. HCF of 72 and 108 is:

Unattempted
Correct Answer: Option (D)
Explanation: HCF(72, 108) = 36.

Q73. Rectangle length 20 cm, breadth 9 cm. Area?

Unattempted
Correct Answer: Option (C)
Explanation: Area = 20 × 9 = 180 cm².

Q74. Square perimeter = 72 cm (side = 18 cm). Area?

Unattempted
Correct Answer: Option (C)
Explanation: Area = 18² = 324 cm².

Q75. If 4x + 12 = 60, x = ?

Unattempted
Correct Answer: Option (C)
Explanation: 4x = 48 ⇒ x = 12.

Q76. If 9x = 117, x = ?

Unattempted
Correct Answer: Option (C)
Explanation: x = 117 / 9 = 13.

Q77. A invests ₹10,000, B ₹15,000 (ratio 2:3). Profit ₹5,000. B's share?

Unattempted
Correct Answer: Option (C)
Explanation: B's share = (3 / 5) × 5000 = ₹3,000.

Q78. Pipe fills tank in 15 hours. Fraction filled in 5 hours?

Unattempted
Correct Answer: Option (C)
Explanation: 5 / 15 = 1/3.

Q79. Average of 65, 70, 75, 80 and 85 is:

Unattempted
Correct Answer: Option (D)
Explanation: Middle value of AP = 75.

Q80. Cost ₹2,000 sold at loss of 12%. Selling price?

Unattempted
Correct Answer: Option (D)
Explanation: Loss = 240. SP = 2000 - 240 = ₹1,760.
VERIFIED SOLUTION SHEET

Official Answer Key & Solution Guide (Q1–Q80)

Review the complete official Answer Key table below. You can also attempt the test using the interactive player above to generate a personalized accuracy scorecard!

Q. No. Section Official Correct Answer Solution Summary & Explanation
IBPS RRB Clerk Mock Test 1 Answer Key and Solutions
Official Answer Key: Complete Q1 to Q80 Answer Matrix
IBPS RRB Clerk Mock Test 1 Target Score Chart
Clerk Mock Test 1 Performance Benchmark & Cutoff Matrix
Official Resource / Practice Link Action Link
Office Assistant (Multipurpose) Apply Portal Apply Online (Office Assistant)
IBPS RRB Recruitment 2026 Notification (13,706 Posts) Main Job Post
IBPS RRB Clerk Exam Pattern 2026 Clerk Exam Pattern
IBPS RRB PO Prelims Mock Test 1 PO Mock Test 1
IBPS RRB Syllabus 2026 Complete Guide View Syllabus Guide
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