High-Level Simplification Set for IBPS & SBI Exams
This question set is designed according to latest patterns observed in:
- IBPS PO / Clerk / RRB
- SBI PO / Clerk
- Banking Prelims & Mains Exams
SECTION A — HIGH DIFFICULTY SIMPLIFICATION (1–15)
Q1. 48 + ((36 ÷ 6) × 7) − 5² + √196 = ?
48 + (6 × 7) − 25 + 14
48 + 42 − 25 + 14
104 − 25 = 79
48 + 42 − 25 + 14
104 − 25 = 79
Answer: 79
Concept Used: BODMAS & Square Roots
Q2. 25% of 640 + 35% of 480 − 96 = ?
160 + 168 − 96
328 − 96 = 232
328 − 96 = 232
Answer: 232
Concept Used: Percentage Simplification
Q3. √625 + ∛729 + 18² ÷ 27 = ?
25 + 9 + 324 ÷ 27
25 + 9 + 12 = 46
25 + 9 + 12 = 46
Answer: 46
Concept Used: Cube Roots & Division
Q4. (18)² − (12)² + 144 ÷ 12 = ?
324 − 144 + 12
180 + 12 = 192
180 + 12 = 192
Answer: 192
Concept Used: Difference of Squares
Q5. (3/5 × 450) + (35% × 200) − 64 = ?
270 + 70 − 64
340 − 64 = 276
340 − 64 = 276
Answer: 276
Concept Used: Fraction & Percentage Mix
Q6. 7² + 8² − 9² + √225 = ?
49 + 64 − 81 + 15
113 − 81 + 15
47
113 − 81 + 15
47
Answer: 47
Concept Used: Squares & Roots
Q7. √625 + ∛343 + 15% of 260 = ?
25 + 7 + 39
71
71
Answer: 71
Concept Used: Roots & Percentages
Q8. (48 × 25 ÷ 15) + 18 − √64 = ?
80 + 18 − 8
90
90
Answer: 90
Concept Used: Cancellation Technique
Q9. 16² ÷ 8 + 45% of 200 − 11 = ?
256 ÷ 8 + 90 − 11
32 + 90 − 11 = 111
32 + 90 − 11 = 111
Answer: 111
Concept Used: Percentage & Exponents
Q10. (7/8 × 256) − 15² + 13 = ?
224 − 225 + 13
12
12
Answer: 12
Concept Used: Fractional Multiplication
Q11. √484 + (15 × 12 ÷ 9) − 7 = ?
22 + 20 − 7
35
35
Answer: 35
Concept Used: Root Simplification
Q12. 72 ÷ 8 × 7 + 18 − 9² = ?
9 × 7 + 18 − 81
63 + 18 − 81 = 0
63 + 18 − 81 = 0
Answer: 0
Concept Used: BODMAS
Q13. 18% of 450 + 36% of 250 = ?
81 + 90 = 171
Answer: 171
Concept Used: Percentage Simplification
Q14. 13² + 17² − 12² = ?
169 + 289 − 144
458 − 144 = 314
458 − 144 = 314
Answer: 314
Concept Used: Squares
Q15. (5/6 × 360) + √169 − 17 = ?
300 + 13 − 17
296
296
Answer: 296
Concept Used: Fractional Simplification
SECTION B — APPROXIMATION BASED (16–22)
Q16. 49.8 × 20.2 ÷ 10.1 = ?
50 × 20 ÷ 10 = 100
Answer: 100
Concept Used: Approximation
Q17. 598.2 + 201.7 − 99.9 = ?
600 + 200 − 100 = 700
Answer: 700
Concept Used: Rounding Off
Q18. 79.9% of 250.4 + 19.8% of 500 = ?
80% of 250 + 20% of 500
200 + 100 = 300
200 + 100 = 300
Answer: 300
Concept Used: Percentage Approximation
Q19. 399.6 ÷ 19.8 + 12.1² = ?
400 ÷ 20 + 12²
20 + 144 = 164
20 + 144 = 164
Answer: 164
Concept Used: Approximation with Squares
Q20. 24.9 × 16.2 − 99.8 = ?
25 × 16 − 100
400 − 100 = 300
400 − 100 = 300
Answer: 300
Concept Used: Multiplication Approximation
Q21. 699.8 ÷ 7.1 + 49.9 = ?
700 ÷ 7 + 50
100 + 50 = 150
100 + 50 = 150
Answer: 150
Concept Used: Approximation
Q22. 149.8% of 200 − 49.7% of 100 = ?
150% × 200 − 50% × 100
300 − 50 = 250
300 − 50 = 250
Answer: 250
Concept Used: Percentage Approximation
SECTION C — MISSING VALUE / NEW PATTERN (23–30)
Q23. ? + 18² = 500
? + 324 = 500
? = 176
? = 176
Answer: 176
Concept Used: Missing Value
Q24. 35% of ? = 84
0.35x = 84
x = 240
x = 240
Answer: 240
Concept Used: Reverse Percentage
Q25. √? + 18 = 30
√? = 12
? = 144
? = 144
Answer: 144
Concept Used: Root Logic
Q26. (?)^(1/3) = 7
? = 7³
343
343
Answer: 343
Concept Used: Cube Roots
Q27. (5/8 × ?) = 250
? = 250 × 8 ÷ 5
400
400
Answer: 400
Concept Used: Fraction Reverse Solving
Q28. 45% of 360 + ? = 250
162 + ? = 250
? = 88
? = 88
Answer: 88
Concept Used: Percentage Simplification
Q29. 13² + ? = 458
169 + ? = 458
? = 289
? = 289
Answer: 289
Concept Used: Square Identification
Q30. √256 + ∛216 + ? = 40
16 + 6 + ? = 40
? = 18
? = 18
Answer: 18
Concept Used: Combined Roots
MEMORY-BASED EXAM TRENDS
| Pattern | Exam Trend |
|---|---|
| Approximation using decimals | SBI Clerk 2023–2025 |
| Percentage + Fraction Mix | IBPS PO 2022–2025 |
| Square/Cube Root Integration | SBI PO 2021–2025 |
| Missing Value Simplification | IBPS RRB 2020–2025 |
| BODMAS Bracket Pattern | SBI Clerk 2024 |
IMPORTANT EXAM TIPS
- Memorize squares up to 50
- Memorize cubes up to 30
- Learn fraction-percentage equivalents
- Use approximation intelligently
- Practice speed-based simplification daily
DIFFICULTY LEVEL MAPPING
| Difficulty Level | Questions |
|---|---|
| Moderate | 1–10 |
| High | 11–22 |
| Very High / Mains-Oriented | 23–30 |