- Test booklet
- प्रश्न पुस्तिका
- Booklet No.
- 2326464
- Series
- B
RBI Assistant Prelims Paper 7
- Questions
- 100
- Maximum marks
- 100
- Minutes allowed
- 60
Instructions निर्देश
- This booklet has 100 questions in 3 parts: A. English Language (30), B. Numerical Ability (35), C. Reasoning Ability (35).
- Each part has its own clock. When it runs out, that part closes and the next opens.
- Each question has 5 options and one right answer. A right answer earns 1 mark. A wrong answer costs 0.25. A question left blank scores nothing.
- Fill one bubble per question on the answer sheet. Unlike a real sheet, you can clear it and change your mind.
Scripting is off, so this page is a printed paper: answer on paper, then open each question’s working.
Part AEnglish Language
-
Select the word opposite in meaning to the given word.
SedateAnswer and working
Answer E
The opposite of sedate is Stimulate. Tranquilize is the trap: it means the same, not the opposite.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
OverseasAnswer and working
Answer B
Overseas (adjective) and Abroad share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the correctly spelt word.
Answer and working
Answer D
The correct spelling is shamelessly.
-
Select the one word that can replace the given group of words.
Someone who makes copies illegallyAnswer and working
-
Select the word opposite in meaning to the given word.
AncestorAnswer and working
Answer E
The opposite of ancestor is Descendant. Ascendent is the trap: it means the same, not the opposite.
Source: WordNet 3.1
-
Select the word opposite in meaning to the given word.
WindwardAnswer and working
-
Select the correctly spelt word.
Answer and working
Answer C
The correct spelling is luggage.
-
Select the correctly spelt word.
Answer and working
Answer C
The correct spelling is inaccessible.
-
Select the correctly spelt word.
Answer and working
Answer A
The correct spelling is insufficient.
-
Select the incorrectly spelt word.
Answer and working
Answer E
primier is wrong; it is spelt premier. The others are correct.
-
Select the word opposite in meaning to the given word.
OptimisticAnswer and working
-
Select the one word that can replace the given group of words.
Someone who runs a short distance at top speedAnswer and working
-
Select the correctly spelt word.
Answer and working
Answer B
The correct spelling is apprehension.
-
Select the word closest in meaning to the given word.
IntercedeAnswer and working
Answer B
Intercede (verb) and Mediate share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
FlauntAnswer and working
Answer B
Flaunt (verb) and Swank share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word opposite in meaning to the given word.
CurlyAnswer and working
-
Select the word closest in meaning to the given word.
ElderlyAnswer and working
Answer A
Elderly (adjective) and Older share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
ScrapAnswer and working
Answer B
Scrap (verb) and Trash share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the one word that can replace the given group of words.
A person who enjoys taking risksAnswer and working
-
Select the correctly spelt word.
Answer and working
Answer C
The correct spelling is massively.
-
Select the word closest in meaning to the given word.
ClandestineAnswer and working
Answer D
Clandestine (adjective) and Secret share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the one word that can replace the given group of words.
Someone who sells fishAnswer and working
-
Select the word closest in meaning to the given word.
CommotionAnswer and working
Answer E
Commotion (noun) and Disruption share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
CarpentryAnswer and working
Answer D
Carpentry (noun) and Woodwork share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the correctly spelt word.
Answer and working
Answer A
The correct spelling is emission.
-
Select the one word that can replace the given group of words.
Someone who habitually doubts accepted beliefsAnswer and working
-
Select the one word that can replace the given group of words.
A serviceman in the artilleryAnswer and working
-
Select the word closest in meaning to the given word.
DetonateAnswer and working
Answer E
Detonate (verb) and Explode share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word opposite in meaning to the given word.
SunsetAnswer and working
-
Select the correctly spelt word.
Answer and working
Answer C
The correct spelling is coordination.
Part BNumerical Ability
-
The present ages of Asha and her father are in the ratio 4 : 9. After 8 years, the ratio will be 6 : 11. What is Asha’s present age?
Answer and working
Answer C
Ages 4x and 9x. (4x + 8) : (9x + 8) = 6 : 11 gives x = 4. Asha is 4 × 4 = 16 years.
-
In what ratio must rice at ₹49/kg be mixed with rice at ₹71/kg so that the mixture is worth ₹56/kg?
Answer and working
Answer C
By alligation: cheaper : dearer = (71 − 56) : (56 − 49) = 15 : 7 = 15 : 7.
-
What is the value of 57² − 32²?
Answer and working
Answer B
a² − b² = (a + b)(a − b) = 89 × 25 = 2,225.
-
Which number replaces the question mark? 79, 83, 89, 97, 101, 103, ?
Answer and working
Answer D
The rule: consecutive prime numbers. The missing term is 107.
-
A boat covers 115 km downstream in 5 hours and 44 km upstream in 4 hours. What is the speed of the stream?
Answer and working
Answer C
Downstream speed = 115 ÷ 5 = 23 km/h; upstream = 44 ÷ 4 = 11 km/h. Stream = (23 − 11) ÷ 2 = 6 km/h.
-
Which number replaces the question mark? 9, 18, 36, 72, 144, ?
Answer and working
Answer D
The rule: each term is the previous × 2. The missing term is 288.
-
What is the simple interest on ₹41,000 at 8% per annum for 5 years?
Answer and working
Answer E
SI = P × R × T / 100 = 41,000 × 8 × 5 / 100 = ₹16,400.
-
The average weight of 5 people goes up by 4 kg when a new person takes the place of one who weighs 64 kg. What does the new person weigh?
Answer and working
Answer C
The total rises by 5 × 4 = 20 kg, so the new person weighs 64 + 20 = 84 kg.
Directions for questions 39 to 43
Study the table and answer the questions that follow.
Books issued by five libraries, in two successive years Library Year 1 Year 2 Library A 340 374 Library B 480 576 Library C 480 384 Library D 560 504 Library E 720 864 -
What is the ratio of Library C’s Year 1 figure to Library B’s Year 2 figure?
Answer and working
Answer E
480 : 576 = 5 : 6.
-
What is the average Year 2 figure of the five?
Answer and working
Answer D
Sum of Year 2 = 2,702. ÷ 5 = 540.4.
-
Library A’s Year 2 figure is what percent of Library E’s Year 2 figure?
Answer and working
Answer C
374 ÷ 864 × 100 = 43.29%.
-
What is the total for Library E over the two years?
Answer and working
Answer E
720 + 864 = 1,584.
-
By what percent did Library E’s figure change from Year 1 to Year 2?
Answer and working
Answer A
Change = 864 − 720 = 144. On Year 1: 144 ÷ 720 × 100 = 20% increase.
-
Solve both equations and compare x and y.
I. x² + 13x + 42 = 0
II. y² − 11y + 30 = 0Answer and working
Answer C
I gives x = −7 or −6. II gives y = 5 or 6. Every x is smaller than every y: x < y.
-
Which number replaces the question mark? 17, 22, 28, ?, 43, 52
Answer and working
Answer B
The rule: the differences grow by 1: 5, 6, 7, 8, 9, 10. The missing term is 35.
-
A bus goes from Pune to Nashik at 24 km/h and returns by the same road at 48 km/h. What is its average speed for the whole journey?
Answer and working
Answer A
For equal distances, average speed = 2xy/(x + y) = 2 × 24 × 48 ÷ 72 = 32 km/h. The plain average, 36, ignores that the slower leg takes longer.
-
A is four times as efficient as B. Together they finish a job in 28 days. How long would A take alone?
Answer and working
Answer B
If B does 1 unit a day, A does 4; together 5 units a day for 28 days = 140 units. A alone: 140 ÷ 4 = 35 days.
-
Two fair dice are thrown together. What is the probability that both show the same number?
Answer and working
Answer B
There are 36 equally likely outcomes and 6 of them qualify. Probability = 1⁄6.
-
What is the value of 80² − 25²?
Answer and working
Answer A
a² − b² = (a + b)(a − b) = 105 × 55 = 5,775.
-
Simplify: 3⁄4 + 7⁄12 + 1⁄2
Answer and working
Answer C
Over the common denominator 12: the sum is 11⁄6. Adding tops and bottoms separately (11/18) is the trap.
-
What is √841 + √169 − √529?
Answer and working
Answer B
29 + 13 − 23 = 19.
-
What is 120% of 1,280?
Answer and working
Answer B
120% of 1,280 = 1,280 × 120/100 = 1,536.
-
The monthly rent of a shop goes from ₹440 to ₹308. What is the percentage decrease?
Answer and working
Answer C
Change = ₹132. On the original value: 132 ÷ 440 × 100 = 30%, a 30% decrease. Dividing by the new value, 308, is the usual slip.
-
Solve both equations and compare x and y.
I. x² + 3x − 10 = 0
II. y² − 81 = 0Answer and working
Answer E
I gives x = −5 or 2. II gives y = −9 or 9. Some x are bigger and some smaller than some y, so no single relation holds: x = y or no relation can be established.
-
What is the compound interest on ₹58,000 for 3 years at 20% per annum, compounded annually?
Answer and working
Answer C
Amount = 58,000 × (1 + 20/100)3 = ₹1,00,224. CI = 1,00,224 − 58,000 = ₹42,224.
-
Find the wrong number in the series: 0, 3, 8, 18, 24, 35, 48
Answer and working
Answer E
The rule: the terms are 1², 2², 3² … minus 1. The term in place of 18 should be 15, so the wrong number is 18.
-
Solve both equations and compare x and y.
I. x² − 18x + 77 = 0
II. y² + 2y − 8 = 0Answer and working
Answer A
I gives x = 7 or 11. II gives y = −4 or 2. Every x is greater than every y: x > y.
-
If A : B = 7 : 2 and B : C = 8 : 5, what is A : B : C?
Answer and working
Answer B
Make B the same in both: A : B = 56 : 16 and B : C = 16 : 10. So A : B : C = 28 : 8 : 5.
-
By selling a watch for ₹680, a man loses 15%. For how much should he sell it to gain 12%?
Answer and working
Answer B
CP = 680 × 100/85 = ₹800. For a 12% gain: 800 × 112/100 = ₹896.
-
Which number replaces the question mark? 125, 216, 343, 512, 729, ?
Answer and working
Answer E
The rule: the terms are 5³, 6³, 7³ …. The missing term is 1,000.
-
What is the value of 80² − 52²?
Answer and working
Answer B
a² − b² = (a + b)(a − b) = 132 × 28 = 3,696.
-
Two trains 100 m and 250 m long run on parallel tracks in opposite directions at 66 km/h and 60 km/h. How long do they take to cross each other?
Answer and working
Answer A
Relative speed = 66 + 60 = 126 km/h = 35 m/s. Distance = 100 + 250 = 350 m. Time = 350 ÷ 35 = 10 seconds.
-
Solve both equations and compare x and y.
I. x² − 10x + 24 = 0
II. y² + 15y + 56 = 0Answer and working
Answer A
I gives x = 4 or 6. II gives y = −8 or −7. Every x is greater than every y: x > y.
-
Solve both equations and compare x and y.
I. x² − 12x + 35 = 0
II. y² − y − 20 = 0Answer and working
Answer B
I gives x = 5 or 7. II gives y = −4 or 5. No x is smaller than any y, and one value of each is equal: x ≥ y.
-
By selling a watch for ₹252, a man loses 10%. For how much should he sell it to gain 25%?
Answer and working
Answer A
CP = 252 × 100/90 = ₹280. For a 25% gain: 280 × 125/100 = ₹350.
Part CReasoning Ability
-
In a class, Kabir ranks 11th from the top and 29th from the bottom. How many students are in the class?
Answer and working
Answer D
Kabir is counted in both ranks, so the total is 11 + 29 − 1 = 39.
-
In a certain code, PAPER is written as RYRCT. How is ROAD written in that code?
Answer and working
Answer B
From PAPER → RYRCT: letters in odd places move 2 forward, letters in even places move 2 back. Applied to ROAD: TMCB.
-
In the English alphabet, which letter is 4th to the right of the 17th letter from the left?
Answer and working
Answer B
The 17th letter from the left is Q (position 17). 4 places to the right: position 21, which is U.
-
Statement: W ≥ R > D ≤ Y < U
Conclusions: I. R > Y II. U ≥ RAnswer and working
Answer D
R and Y: the signs between them point both ways, so no relation can be fixed, so R > Y is not definitely true. U and R: the signs between them point both ways, so no relation can be fixed, so U ≥ R is not definitely true. So: Neither conclusion follows.
-
Statements:
(1) All buses are flowers.
(2) Some flowers are doors.
(3) No doors are tables.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) No tables are buses.
(II) Some tables are buses.Answer and working
Answer C
Conclusion I need not hold: tables and buses may overlap. Conclusion II need not hold: tables and buses need not overlap at all. But the two cannot both be false: in every diagram exactly one of them is true. So: Either conclusion I or II follows.
-
If ‘+’ means ‘×’, ‘−’ means ‘+’, ‘×’ means ‘÷’, ‘÷’ means ‘−’, what is the value of 51 ÷ 5 − 7 + 14 × 7?
Answer and working
Answer B
Replace the signs: 51 − 5 + 7 × 14 ÷ 7. Division and multiplication first, then addition and subtraction: 60.
-
Statements:
(1) All bottles are trees.
(2) All buses are bottles.
(3) No buses are pens.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) All trees are bottles.
(II) Some bottles are buses.Answer and working
Answer B
Conclusion I need not hold: some trees may lie outside bottles. Conclusion II holds in every diagram the statements allow. So: Only conclusion II follows.
-
Manoj walks 11 km towards the west. He turns left and walks 12 km. He turns left and walks 7 km. He turns left and walks 3 km. He turns left and walks 8 km. How far is he from the starting point in a straight line?
Answer and working
Answer E
Taking east and north as positive: he ends 12 km west and 9 km south of the start. Straight-line distance = √(12² + 9²) = 15 km.
-
Statements:
(1) Some cups are not bottles.
(2) All cups are chairs.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) No bottles are cups.
(II) Some bottles are not cups.Answer and working
Answer D
Conclusion I need not hold: bottles and cups may overlap. Conclusion II need not hold: every one of the bottles may be cups. So: Neither conclusion follows.
-
Which number replaces the question mark? 11, 13, 17, 19, ?, 29
Answer and working
Answer C
The rule: consecutive prime numbers. The missing term is 23.
-
S is the mother of D. D is the father of F. How is S related to F?
Answer and working
Answer C
Follow the links out from F: D is F’s father; S is D’s mother. So S is F’s grandmother.
-
Statements:
(1) Some clocks are tables.
(2) Some coins are clocks.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) No tables are clocks.
(II) Some coins are not tables.Answer and working
Answer D
Conclusion I need not hold: tables and clocks may overlap. Conclusion II need not hold: every one of the coins may be tables. So: Neither conclusion follows.
Directions for questions 78 to 82
Six friends, Arun, Bina, Chetan, Divya, Esha and Farhan, sit in a row facing north. Arun and Divya sit next to each other. Divya sits second to the right of Esha. Chetan sits somewhere to the right of Arun. Bina sits immediately to the left of Esha. Bina sits somewhere to the right of Farhan.-
What is Chetan’s position from the left end?
Answer and working
Answer B
Only one order fits every clue, from the left: Farhan, Bina, Esha, Arun, Divya, Chetan. 6th.
-
How many people sit between Arun and Bina?
Answer and working
Answer A
Only one order fits every clue, from the left: Farhan, Bina, Esha, Arun, Divya, Chetan. Between them: 1.
-
Who sits at the extreme left end?
Answer and working
Answer D
Only one order fits every clue, from the left: Farhan, Bina, Esha, Arun, Divya, Chetan. Farhan.
-
Who sits at the extreme right end?
Answer and working
Answer D
Only one order fits every clue, from the left: Farhan, Bina, Esha, Arun, Divya, Chetan. Chetan.
-
Which pair sits at the two ends of the row?
Answer and working
Answer C
Only one order fits every clue, from the left: Farhan, Bina, Esha, Arun, Divya, Chetan. Farhan and Chetan.
-
In a queue, Ravi is 19th from the front and Sohan is 40th from the front. How many people stand between them?
Answer and working
Answer E
Between positions 19 and 40 there are 40 − 19 − 1 = 20 people.
-
In a certain code, SHIP is written as TGJO. How is CLOUD written in that code?
Answer and working
Answer D
From SHIP → TGJO: letters in odd places move 1 forward, letters in even places move 1 back. Applied to CLOUD: DKPTE.
-
Manoj walks 3 km towards the east. He turns right and walks 2 km. He turns right and walks 3 km. How far is he from the starting point in a straight line?
Answer and working
Answer C
Taking east and north as positive: he ends 0 km east and 2 km south of the start. Straight-line distance = √(0² + 2²) = 2 km.
-
Statement: Y < A < D < M < N
Conclusions: I. D ≤ N II. D ≥ NAnswer and working
Answer A
D and N: the chain gives D < N, so D ≤ N is definitely true. D and N: the chain gives D < N, so D ≥ N is not definitely true. So: Only conclusion I follows.
-
Statement: R ≤ M > P > A ≥ B
Conclusions: I. R ≤ P II. R < AAnswer and working
Answer D
R and P: the signs between them point both ways, so no relation can be fixed, so R ≤ P is not definitely true. R and A: the signs between them point both ways, so no relation can be fixed, so R < A is not definitely true. So: Neither conclusion follows.
-
L is the wife of K. K is the brother of B. B is the father of E. How is L related to E?
Answer and working
Answer C
Follow the links out from E: B is E’s father; K is B’s brother; L is K’s wife. So L is E’s aunt.
-
Which one does not belong with the others?
Answer and working
Answer A
289, 81, 25, 324 are perfect squares; 34 is not. The odd one is 34.
-
Statement: C ≥ H > J ≤ G ≥ Z
Conclusions: I. Z = H II. Z > CAnswer and working
Answer D
Z and H: the signs between them point both ways, so no relation can be fixed, so Z = H is not definitely true. Z and C: the signs between them point both ways, so no relation can be fixed, so Z > C is not definitely true. So: Neither conclusion follows.
-
In a certain code, MIRROR is written as PLUURU. How is SISTER written in that code?
Answer and working
Answer D
From MIRROR → PLUURU: each letter moves 3 places forward. Applied to SISTER: VLVWHU.
-
Sana walks 14 km towards the south. She turns right and walks 13 km. She turns right and walks 6 km. She turns right and walks 13 km. How far is she from the starting point in a straight line?
Answer and working
Answer A
Taking east and north as positive: she ends 0 km east and 8 km south of the start. Straight-line distance = √(0² + 8²) = 8 km.
-
Statements:
(1) Some pens are trees.
(2) Some clouds are trees.
(3) No kites are clouds.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) Some trees are kites.
(II) All pens are trees.Answer and working
Answer D
Conclusion I need not hold: trees and kites need not overlap at all. Conclusion II need not hold: some pens may lie outside trees. So: Neither conclusion follows.
-
If ‘+’ means ‘÷’, ‘−’ means ‘×’, ‘×’ means ‘−’, ‘÷’ means ‘+’, what is the value of 33 ÷ 12 − 4 × 12 + 4?
Answer and working
Answer B
Replace the signs: 33 + 12 × 4 − 12 ÷ 4. Division and multiplication first, then addition and subtraction: 78.
-
Statements:
(1) No lamps are papers.
(2) No lamps are rings.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) Some papers are rings.
(II) No papers are rings.Answer and working
Answer C
Conclusion I need not hold: papers and rings need not overlap at all. Conclusion II need not hold: papers and rings may overlap. But the two cannot both be false: in every diagram exactly one of them is true. So: Either conclusion I or II follows.
-
Statement: M > L < W ≥ X = Q
Conclusions: I. W ≥ Q II. M ≤ WAnswer and working
Answer A
W and Q: the chain gives W ≥ Q, so W ≥ Q is definitely true. M and W: the signs between them point both ways, so no relation can be fixed, so M ≤ W is not definitely true. So: Only conclusion I follows.
-
In the English alphabet, which letter is 5th to the left of the 9th letter from the right?
Answer and working
Answer D
The 9th letter from the right is R (position 18). 5 places to the left: position 13, which is M.
-
S is the mother of G. A is the mother of S. How is A related to G?
Answer and working
Answer B
Follow the links out from G: S is G’s mother; A is S’s mother. So A is G’s grandmother.
-
In a certain code, TABLE is written as UZCKF. How is CHAIR written in that code?
Answer and working
Answer A
From TABLE → UZCKF: letters in odd places move 1 forward, letters in even places move 1 back. Applied to CHAIR: DGBHS.
-
Which number replaces the question mark? 14, 42, 21, 37, 28, 32, 35, ?
Answer and working
Answer E
The rule: two series alternate: 14, 21, 28 … rising by 7, and 42, 37, 32 … falling by 5. The missing term is 27.