- Test booklet
- प्रश्न पुस्तिका
- Booklet No.
- 9926841
- Series
- B
SSC CPO Paper 1 Paper 7
- Questions
- 100
- Maximum marks
- 100
- Minutes allowed
- 60
Instructions निर्देश
- This booklet has 100 questions in 4 parts: A. General Intelligence and Reasoning (25), B. General Knowledge and General Awareness (25), C. Quantitative Aptitude (25), D. English Comprehension (25).
- Each part has its own clock. When it runs out, that part closes and the next opens.
- Each question has 4 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 AGeneral Intelligence and Reasoning
-
Which group comes next? BDF, GIK, LNP, ?
Answer and working
Answer C
Inside each group the letters step by 2; each group starts 5 letters after the last (B, G, L). Next: QSU.
-
In a certain code, MONEY is written as NLMVB. How is CHALK written in that code?
Answer and working
Answer A
From MONEY → NLMVB: each letter is replaced by its opposite in the alphabet (A ↔ Z, B ↔ Y …). Applied to CHALK: XSZOP.
-
Today is Friday. What day of the week will it be 147 days from today?
Answer and working
Answer D
147 ÷ 7 leaves 0. 0 days on from Friday is Friday.
-
KMO : JLN :: RTV : ?
Answer and working
Answer C
Each letter of KMO moves 1 back to give JLN. Doing the same to RTV gives QSU.
-
Which number replaces the question mark? 4, 8, 16, 32, 64, ?
Answer and working
Answer A
The rule: each term is the previous × 2. The missing term is 128.
-
H is the wife of T. M is the father of H. How is M related to T?
Answer and working
Answer D
Follow the links out from T: H is T’s wife; M is H’s father. So M is T’s father-in-law.
-
Neha walks 8 km towards the east. She turns right and walks 10 km. She turns right and walks 5 km. Which direction is she facing now?
Answer and working
Answer D
Each right turn is a quarter turn clockwise, each left anticlockwise. The last leg runs West.
-
Which pair comes next? CX, DU, ER, FO, ?
Answer and working
Answer D
The first letters move forward 1 (C, D, E, F); the second move back 3 (X, U, R, O). Next: GL.
-
Which one does not belong with the others?
Answer and working
Answer D
110, 88, 143 are multiples of 11; 129 is not. The odd one is 129.
-
If ‘+’ means ‘÷’, ‘−’ means ‘+’, ‘×’ means ‘−’, ‘÷’ means ‘×’, what is the value of 40 × 12 − 12 + 4 ÷ 12?
Answer and working
Answer D
Replace the signs: 40 − 12 + 12 ÷ 4 × 12. Division and multiplication first, then addition and subtraction: 64.
-
Which one does not belong with the others?
Answer and working
Answer B
67, 23, 17 are prime; 91 = 7 × 13. The odd one is 91.
-
What is the angle between the hour and minute hands of a clock at 8:50?
Answer and working
Answer C
Angle = |30H − 5.5M| = |240 − 275| = 35°. Answer: 35°. The hour hand moves too, half a degree a minute, which is why it is not 60°.
-
Which number replaces the question mark? 2, 3, 8, 27, 112, ?
Answer and working
Answer D
The rule: each term is the previous × 1 + 1, × 2 + 2, × 3 + 3, and so on. The missing term is 565.
-
Meera walks 9 km towards the south. She turns right and walks 2 km. She turns right and walks 7 km. She turns right and walks 2 km. How far, and in which direction, is she from the starting point?
Answer and working
Answer C
Taking east and north as positive: she ends 0 km east and 2 km south of the start. Distance = √(0² + 2²) = 2 km. 2 km, south.
-
In a certain code, PLANET is written as QKBMFS. How is COAT written in that code?
Answer and working
Answer C
From PLANET → QKBMFS: letters in odd places move 1 forward, letters in even places move 1 back. Applied to COAT: DNBS.
-
In the English alphabet, which letter is 4th to the left of the 11th letter from the right?
Answer and working
Answer A
The 11th letter from the right is P (position 16). 4 places to the left: position 12, which is L.
-
6 : 42 :: 9 : ?
Answer and working
Answer C
42 = 6 × 7, the rule n(n + 1). For 9: 9 × 10 = 90.
-
If ‘+’ means ‘×’, ‘−’ means ‘÷’, ‘×’ means ‘−’, ‘÷’ means ‘+’, what is the value of 12 × 10 + 6 − 12 ÷ 9?
Answer and working
Answer A
Replace the signs: 12 − 10 × 6 ÷ 12 + 9. Division and multiplication first, then addition and subtraction: 16.
-
E is the mother of D. U is the brother of E. Q is the daughter of U. How is Q related to D?
Answer and working
Answer A
Follow the links out from D: E is D’s mother; U is E’s brother; Q is U’s daughter. So Q is D’s cousin.
-
In a certain code, MARKET is written as NZIPVG. How is BRICK written in that code?
Answer and working
Answer B
From MARKET → NZIPVG: each letter is replaced by its opposite in the alphabet (A ↔ Z, B ↔ Y …). Applied to BRICK: YIRXP.
-
3 : 13 :: 9 : ?
Answer and working
Answer B
13 = 3² + 3 + 1, the rule n² + n + 1. For 9: 9² + 9 + 1 = 91.
-
Statements:
(1) Some stones are rivers.
(2) Some bottles are rivers.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) No stones are bottles.
(II) Some rivers are bottles.Answer and working
Answer B
Conclusion I need not hold: stones and bottles may overlap. Conclusion II holds in every diagram the statements allow. So: Only conclusion II follows.
Directions for questions 23 to 23
Five friends, Arun, Bina, Chetan, Divya and Esha, sit in a row facing north. Arun does not sit next to Bina. Bina sits third to the left of Chetan. Exactly 3 people sit between Divya and Bina.-
Who sits at the extreme left end?
Answer and working
Answer B
Only one order fits every clue, from the left: Bina, Esha, Arun, Chetan, Divya. Bina.
-
In a queue, Anjali is 5th from the front and Dev is 22nd from the front. How many people stand between them?
Answer and working
Answer B
Between positions 5 and 22 there are 22 − 5 − 1 = 16 people.
-
Statements:
(1) Some lamps are not doors.
(2) Some doors are shirts.Conclusions:
Take the statements to be true, however odd they sound. Which conclusion follows?
(I) No shirts are doors.
(II) Some shirts are doors.Answer and working
Answer B
Conclusion I need not hold: shirts and doors may overlap. Conclusion II holds in every diagram the statements allow. So: Only conclusion II follows.
Part BGeneral Knowledge and General Awareness
-
Who was the President of India throughout 1964?
Answer and working
-
What is the currency of Myanmar?
Answer and working
-
In which year was Bidhan Chandra Roy awarded the Bharat Ratna?
Answer and working
-
Mahadevi Varma received the Jnanpith Award in which year?
Answer and working
-
Which of these national parks is in Ladakh?
Answer and working
-
In which year was Humayun's Tomb inscribed as a UNESCO World Heritage Site?
Answer and working
-
Which of these dams is on the Konar River?
Answer and working
-
Which of these tiger reserves is in Arunachal Pradesh?
Answer and working
-
In which year was RESOURCESAT-2 launched?
Answer and working
-
Consider the following pairs of organisations and their headquarters:
How many of the pairs given above are correctly matched?Organisation Headquarters 1. Asian Football Confederation Tehran 2. International Maritime Organization New York City 3. Eurostat Luxembourg Answer and working
Answer A
1. wrong: Asian Football Confederation goes with Kuala Lumpur; 2. wrong: International Maritime Organization goes with London; 3. correct. So: Only one pair.
Source: Wikidata (CC0)
-
In which year was Nagaland formed as a state or union territory in its present form?
Answer and working
-
Amjad Ali Khan is known for playing which instrument?
Answer and working
-
Soumitra Chatterjee received the Dadasaheb Phalke Award for which year?
Answer and working
-
Which of these sportspersons is associated with archery?
Answer and working
-
Consider the following pairs of countries and their capitals:
How many of the pairs given above are correctly matched?Country Capital 1. Nepal Kathmandu 2. Uruguay Buenos Aires 3. Monaco Abu Dhabi Answer and working
Answer A
1. correct; 2. wrong: Uruguay goes with Montevideo; 3. wrong: Monaco goes with Monaco. So: Only one pair.
Source: Wikidata (CC0)
-
What is the capital of Lakshadweep?
Answer and working
-
Consider the following pairs of days and their dates:
How many of the pairs given above are correctly matched?Day Date 1. World Rabies Day September 28 2. World Hepatitis Day October 31 3. International Day in Support of Victims of Torture May 31 Answer and working
Answer A
1. correct; 2. wrong: World Hepatitis Day goes with July 28; 3. wrong: International Day in Support of Victims of Torture goes with June 26. So: Only one pair.
Source: Wikidata (CC0)
-
What is the atomic number of molybdenum?
Answer and working
-
Who wrote ‘The Ministry of Utmost Happiness’?
Answer and working
-
Manas National Park, a UNESCO World Heritage Site, is in which state?
Answer and working
-
In which year was the Battle of Aliwal fought?
Answer and working
-
Who was the Chief Justice of India throughout 1952?
Answer and working
-
What is the atomic number of calcium?
Answer and working
-
Which of these rivers flows into the Rann of Kutch?
Answer and working
-
Which of these Ramsar sites is in Ladakh?
Answer and working
Part CQuantitative Aptitude
-
What is the average of the first 38 even numbers?
Answer and working
Answer A
The first 38 even numbers add up to 38 × 39 = 1482; the average is 39.
-
What is the average of 38, 77, 16, 42, 94 and 33?
Answer and working
Answer C
Sum = 300. Average = 300 ÷ 6 = 50.
-
A sum of money becomes four times itself in 12 years at simple interest. What is the rate of interest per annum?
Answer and working
Answer A
The interest earned is 3 times the principal in 12 years. Rate = 3 × 100 / 12 = 25%.
-
A cylinder has radius 7 cm and height 9 cm. What is its volume? (π = 22/7)
Answer and working
Answer D
Volume = πr²h = 22/7 × 7² × 9 = 1,386 cm³.
-
The population of a town is 63,175. It grows by 20% every year. What will it be after 2 years?
Answer and working
Answer B
63,175 × (1 + 20/100)² = 63,175 × 1.44 = 90,972. Growing 20% on 63,175 twice, not 40% once.
-
A bus goes from Pune to Nashik at 12 km/h and returns by the same road at 24 km/h. What is its average speed for the whole journey?
Answer and working
Answer C
For equal distances, average speed = 2xy/(x + y) = 2 × 12 × 24 ÷ 36 = 16 km/h. The plain average, 18, ignores that the slower leg takes longer.
-
What is the mode of these numbers: 12, 18, 10, 31, 18, 50, 18?
Answer and working
Answer A
18 occurs most often (3 times): 18.
-
A rectangular plot has a perimeter of 168 m and a length of 55 m. What is its area?
Answer and working
Answer C
Length + breadth = 168 ÷ 2 = 84, so breadth = 29 m. Area = 55 × 29 = 1,595 m².
-
Two taps can fill a cistern in 6 minutes and 30 minutes respectively. If both are opened together, how long will it take to fill the cistern?
Answer and working
Answer C
Together per minute: 1/6 + 1/30 = 1/5. Time = 6 × 30 ÷ 36 = 5 minutes.
-
What is the unit digit of 1794?
Answer and working
Answer C
The unit digits of the powers of 17 repeat in a cycle of 4: 7, 9, 3, 1. 94 is position 2 in that cycle (94 ÷ 4 leaves 2), so the unit digit is 9.
-
Simplify: 17 + 4 × 6 − 25 ÷ 5
Answer and working
Answer D
Division and multiplication first: 4 × 6 = 24 and 25 ÷ 5 = 5. Then 17 + 24 − 5 = 36.
-
A is four times as efficient as B. Together they finish a job in 48 days. How long would A take alone?
Answer and working
Answer C
If B does 1 unit a day, A does 4; together 5 units a day for 48 days = 240 units. A alone: 240 ÷ 4 = 60 days.
-
Each exterior angle of a regular polygon is 9°. How many sides does it have?
Answer and working
Answer C
Exterior angles add up to 360°, so the number of sides = 360 ÷ 9 = 40.
-
What is the fourth proportional to 5, 5 and 40?
Answer and working
Answer D
5 : 5 = 40 : x, so x = 5 × 40 ÷ 5 = 40.
-
A trader buys a bicycle for ₹2,475 and sells it for ₹1,980. What is the profit or loss percent?
Answer and working
Answer C
Loss = ₹495. As a percent of the cost price: 495 ÷ 2,475 × 100 = 20% loss.
-
If x + 1⁄x = 6, what is x² + 1⁄x²?
Answer and working
Answer C
Square both sides: x² + 2 + 1/x² = 36, so x² + 1/x² = 34.
-
If a + b = 11 and ab = 10, what is a² + b²?
Answer and working
Answer B
a² + b² = (a + b)² − 2ab = 121 − 20 = 101.
-
81 litres of a mixture contains milk and water in the ratio 7 : 2. How much water must be added to make the ratio 3 : 1?
Answer and working
Answer C
Milk = 63 l, water = 18 l. For 3 : 1, water must be 63 × 1/3 = 21 l. Add 21 − 18 = 3 litres.
-
A boat covers 70 km downstream in 5 hours and 72 km upstream in 6 hours. What is the speed of the stream?
Answer and working
Answer C
Downstream speed = 70 ÷ 5 = 14 km/h; upstream = 72 ÷ 6 = 12 km/h. Stream = (14 − 12) ÷ 2 = 1 km/h.
-
Simplify: 7⁄10 + 1⁄6 + 1⁄2
Answer and working
Answer D
Over the common denominator 60: the sum is 41⁄30. Adding tops and bottoms separately (10/24) is the trap.
-
The sum of the present ages of a father and his son is 60 years. 5 years ago, the father was 4 times as old as the son. How old is the son now?
Answer and working
Answer C
Let the son be s. Then (60 − s − 5) = 4(s − 5), so 75 = 5s and s = 15 years.
-
What is the unit digit of 3155?
Answer and working
Answer A
The unit digits of the powers of 3 repeat in a cycle of 4: 3, 9, 7, 1. 155 is position 3 in that cycle (155 ÷ 4 leaves 3), so the unit digit is 7.
-
₹30,000 amounts to ₹37,632 in 2 years at compound interest, compounded annually. What is the rate of interest?
Answer and working
Answer A
(1 + R/100)² = 37,632/30,000 = 1.2544, so 1 + R/100 = 1.12 and R = 12%. Dividing the interest equally between the years (simple interest) gives a wrong answer.
-
If tan θ = 7⁄24 and θ is acute, what is sec θ?
Answer and working
Answer C
Draw a right triangle with sides 7, 24 and hypotenuse 25 (7² + 24² = 25²). Then sec θ = 25⁄24.
-
A number is first increased by 10% and then decreased by 10%. What is the net change?
Answer and working
Answer A
Net effect = 10 − 10 − (10 × 10)/100 = −1%, so 1% decrease.
Part DEnglish Comprehension
-
Select the incorrectly spelt word.
Answer and working
Answer A
disciplinery is wrong; it is spelt disciplinary. The others are correct.
-
Select the one word that can replace the given group of words.
A person with specialized training who assists lawyersAnswer and working
-
Select the correctly spelt word.
Answer and working
Answer C
The correct spelling is equally.
-
Select the word opposite in meaning to the given word.
UnderestimateAnswer and working
-
Select the incorrectly spelt word.
Answer and working
Answer C
finnancially is wrong; it is spelt financially. The others are correct.
-
Select the word opposite in meaning to the given word.
RejectAnswer and working
-
Select the word opposite in meaning to the given word.
EmptyAnswer and working
-
Select the correctly spelt word.
Answer and working
Answer D
The correct spelling is immaterial.
-
Select the word closest in meaning to the given word.
ImpasseAnswer and working
Answer D
Impasse (noun) and Standstill share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
ImpudenceAnswer and working
Answer D
Impudence (noun) and Cheek share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word opposite in meaning to the given word.
ZenithAnswer and working
-
Select the incorrectly spelt word.
Answer and working
Answer B
apreciative is wrong; it is spelt appreciative. The others are correct.
-
Select the word closest in meaning to the given word.
SnuggleAnswer and working
Answer D
Snuggle (noun) and Cuddle 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 conceited and self-centered personAnswer and working
-
Select the one word that can replace the given group of words.
A specialist in the branch of biology dealing with animalsAnswer and working
-
Select the one word that can replace the given group of words.
Someone who buys up old horses for slaughterAnswer and working
-
Select the word closest in meaning to the given word.
BaskAnswer and working
Answer A
Bask (verb) and Enjoy share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word opposite in meaning to the given word.
WinnerAnswer and working
Answer C
The opposite of winner is Loser. Victor is the trap: it means the same, not the opposite.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
AffectionateAnswer and working
Answer B
Affectionate (adjective) and Fond share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
ExcessAnswer and working
Answer C
Excess (adjective) and Extra share their main meaning. None of the other options does.
Source: WordNet 3.1
-
Select the word closest in meaning to the given word.
MyriadAnswer and working
Answer B
Myriad (adjective) and Countless 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 female head of a family or tribeAnswer and working
-
Select the correctly spelt word.
Answer and working
Answer A
The correct spelling is finesse.
-
Select the correctly spelt word.
Answer and working
Answer C
The correct spelling is recollection.
-
Select the correctly spelt word.
Answer and working
Answer D
The correct spelling is passionate.