#ibps rrb
- What is the volume of a cylinder with radius 7 cm and height 10 cm (in cubic cm)? (Take \( \pi = \frac{22}{7} \).) Answer: D. 1540 Answer: (D) 1540 V = π r² h = 22/7 × 49 × 10 = 1540 cubic cm. 1
- What is the least number that must be added to 1,000 so that the sum is exactly divisible by 23? Answer: D. 12 Answer: (D) 12 1000 ÷ 23 leaves remainder 11 (23 × 43 = 989). Add 23 − 11 = 12 to get 1012 = 23 × 44. 1
- The population of a village increases by 10% every year. If its present population is 12,100, what was its population 2 years ago? Answer: A. 10000 Answer: (A) 10000 Population 2 years ago = 12100/(1.1)² = 12100/1.21 = 10000 . 1
- Walking at 5 km/h, a man reaches his office 10 minutes late. Walking at 6 km/h, he reaches 5 minutes early. What is the distance to his office (in km)? Answer: B. 7.5 Answer: (B) 7.5 The time difference is 15 min = 1/4 h. d/5 - d/6 = d/30 = 1/4 , so d = 7.5 km. 1
- What will come in place of the question mark (?)?\( 45\% \text{ of } 860 - 12^2 + 17 \times 8 = ? \) Answer: C. 379 Answer: (C) 379 387 - 144 + 136 = 379 . 1
- What will come in place of the question mark (?)?\( ? \div 16 \times 4.5 = 27 \times 3 \) Answer: C. 288 Answer: (C) 288 ? = 81 × 16/4.5 = 288 . 1
- What will come in place of the question mark (?)?\( (\sqrt{2025} + \sqrt{576}) \times 4 - 99 = ? \) Answer: A. 177 Answer: (A) 177 (45 + 24) × 4 - 99 = 276 - 99 = 177 . 1
- What will come in place of the question mark (?) in the series?3, 8, 18, 38, 78, ? Answer: B. 158 Answer: (B) 158 Each term = previous × 2 + 2. 78 × 2 + 2 = 158. 1
- What will come in place of the question mark (?) in the series?5, 6, 14, 45, 184, ? Answer: D. 925 Answer: (D) 925 Pattern: ×1 + 1, ×2 + 2, ×3 + 3, ×4 + 4, so next = 184 × 5 + 5 = 925. 1
- What will come in place of the question mark (?) in the series?120, 119, 115, 106, 90, ? Answer: C. 65 Answer: (C) 65 Subtract squares: −1, −4, −9, −16, −25. 90 − 25 = 65. 1
- What will come in place of the question mark (?) in the series?6, 7, 15, 42, 106, ? Answer: D. 231 Answer: (D) 231 Add cubes: +1, +8, +27, +64, +125. 106 + 125 = 231. 1
- Find the wrong number in the series.2, 6, 15, 31, 56, 93 Answer: A. 93 Answer: (A) 93 Differences should be 2², 3², 4², 5², 6² = 4, 9, 16, 25, 36: 2, 6, 15, 31, 56, 92. So 93 is wrong. 1
- R is the son of S. S is the sister of T. U is the wife of T. V is the son of U. How is V related to R? Answer: B. Cousin Answer: (B) Cousin U is T's wife, so V (U's son) is taken as the son of T and U. R is the son of S, who is T's sister. Chi... 1
- Meera walks 10 m towards East, turns left and walks 15 m, turns left again and walks 18 m, and then turns left and walks 9 m. How far and in which direction is she from her starting point? Answer: C. 10 m, North-West Answer: (C) 10 m, North-West Start (0, 0). East 10 → (10, 0); left = North 15 → (10, 15); left = West 18 → (−8,... 1
- Point A is 6 m to the North of point B. Point C is 8 m to the East of point B. What is the shortest distance between A and C, and in which direction is C with respect to A? Answer: D. 10 m, South-East Answer: (D) 10 m, South-East B = (0, 0), A = (0, 6), C = (8, 0). AC = √(8²+6²) = 10 m. C is to the right of and... 1
- One morning, shortly after sunrise, Kiran was standing in an open field facing a pole. The shadow of the pole fell exactly to his right. Which direction was Kiran facing? Answer: D. South Answer: (D) South In the morning the sun is in the East, so shadows fall towards the West. The shadow is on Kiran's right,... 1
- In a certain code language, GARDEN is written as HCUHJT. How will SILVER be written in that code language? Answer: A. TKOZJX Answer: (A) TKOZJX The letters move forward by 1, 2, 3, 4, 5, 6 places in order (G+1=H, A+2=C, R+3=U, D+4=H, E+5=J, N+6=T)... 1
- In a certain code language, BRICK is written as YIRXP. How will STONE be written in that code language? Answer: C. HGLMV Answer: (C) HGLMV Each letter is replaced by its opposite letter (A↔Z, B↔Y, C↔X …): B→Y, R→I, I→R, C→X, K→P. So S→H, T→G, O... 1
- In a certain code language, 'pen and paper' is written as 'ta ri mo', 'paper is white' is written as 'ri su ga' and 'white pen ink' is written as 'ga mo ze'. What is the code for 'and'? Answer: B. ta Answer: (B) ta 'paper' = ri (sentences 1 and 2), 'white' = ga (2 and 3), 'pen' = mo (1 and 3). The remaining code in sentence... 1
- In a certain code, each vowel in a word is replaced by the next letter of the English alphabet and each consonant by the previous letter. How will ROUTE be written in this code? Answer: D. QPVSF Answer: (D) QPVSF R (consonant) → Q, O (vowel) → P, U (vowel) → V, T (consonant) → S, E (vowel) → F: QPVSF. 1
- Study the following arrangement carefully and answer the question.7 G % 3 Q P # 8 Z @ 1 L & Y 6 C * 4 N $ S 9 F ! 2How many numbers in the arrangement are immediately preceded by a symbol and immediately followed by a letter? Answer: B. 4 Answer: (B) 4 Symbol–number–letter groups: %3Q, #8Z, @1L, *4N. Count = 4. 1
- Study the following arrangement carefully and answer the question.7 G % 3 Q P # 8 Z @ 1 L & Y 6 C * 4 N $ S 9 F ! 2Which element is sixth to the left of the fifteenth element from the left end? Answer: C. Z Answer: (C) Z The 15th element from the left is 6. Sixth to its left is the 9th element, Z. 1
- Study the following arrangement carefully and answer the question.7 G % 3 Q P # 8 Z @ 1 L & Y 6 C * 4 N $ S 9 F ! 2How many letters in the arrangement are immediately followed by a number? Answer: D. 2 Answer: (D) 2 Letter followed by a number: Y6, S9. Count = 2. 1
- Study the following arrangement carefully and answer the question.7 G % 3 Q P # 8 Z @ 1 L & Y 6 C * 4 N $ S 9 F ! 2If all the numbers are removed from the arrangement, which element will be seventh from the left end? Answer: A. @ Answer: (A) @ Without numbers: G % Q P # Z @ L & Y C * N $ S F !. The seventh element from the left is @. 1