This quiz covers key topics for OSSC CGLRE, focusing on Arithmetic, Reasoning, Current Events, Computer, and Data Interpretation. Practice these questions to sharpen your knowledge and improve speed. Each question is designed to test core concepts and help you perform better in the upcoming exam. Answer the questions carefully and review the solutions for a thorough understanding.

Rapid Revision Quiz for OSSC CGL: 18 October 2024

A shop sells 200 units of a product at Rs. 100 each. If the cost price is Rs. 80 per unit, what is the profit percentage?
(a) 20%
(b) 25%
(c) 30%
(d) 35%
Ans: (b) 25%
Solution: Calculate the profit and divide by the cost price, then multiply by 100.
A car travels 250 miles in 5 hours. How many miles will it travel in 7 hours?
(a) 350
(b) 400
(c) 450
(d) 500
Ans: (b) 400
Solution: Multiply the distance traveled in 5 hours by 7/5.
What is the value of 3^4 × 3^2?
(a) 3^6
(b) 3^8
(c) 3^10
(d) 3^12
Ans: (a) 3^6
Solution: Use the property of exponents that states a^m × a^n = a^(m+n).
A bakery sells 250 loaves of bread at Rs. 20 each. If the cost price is Rs. 15 per loaf, what is the profit percentage?
(a) 25%
(b) 33.33%
(c) 40%
(d) 50%
Ans: (b) 33.33%
Solution: Calculate the profit and divide by the cost price, then multiply by 100.
What is the value of x in the equation 3x – 7 = 2x + 5?
(a) 4
(b) 5
(c) 6
(d) 8
Ans: (c) 6
Solution: Add 7 to both sides, then subtract 2x from both sides.
A car travels from city A to city B at an average speed of 60 km/h and returns at an average speed of 40 km/h. What is the average speed for the entire journey?
(a) 48 km/h
(b) 50 km/h
(c) 52 km/h
(d) 55 km/h
Ans: (a) 48 km/h
Solution: Use the formula for average speed: (2xy)/(x+y)=(2*60*40)/(40+60)= 48km/h
A shop sells 200 units of a product at Rs. 50 each. If the cost price is Rs. 30 per unit, what is the profit percentage?
(a) 40%
(b) 50%
(c) 60%
(d) 66.67%
Ans: (d) 66.67%
Solution: Calculate the profit and divide by the cost price, then multiply by 100.
A bicycle costs Rs. 1200. If a 15% discount is offered, what is the new price?
(a) Rs. 960
(b) Rs. 1020
(c) Rs. 1020
(d) Rs. 1050
Ans: (b) Rs. 1020
Solution: Calculate 15% of the original price and subtract it from the original price. 1200-1200*15/100=1020
A water tank can hold 5000 liters of water. If 2000 liters are already filled, what percentage is filled?
(a) 40%
(b) 45%
(c) 50%
(d) 55%
Ans: (a) 40%
Solution: Divide the amount filled by the total capacity and multiply by 100. 2000/5000*100=40%
A person invests Rs. 2000 at an interest rate of 12% per annum. How much will he earn in 3 years?
(a) Rs. 600
(b) Rs. 720
(c) Rs. 840
(d) Rs. 960
Ans: (c) Rs. 840
Solution: Calculate the interest for 3 years using the formula: (Principal x Rate x Time)/100
If A is the brother of B, B is the sister of C, and C is the father of D, D is the brother of E, how is D related to A?
(a) Son
(b) Daughter
(c) Nephew
(d) Niece
Ans: (c) Nephew
Solution: A is the uncle of D as C is D’s father, and A is C’s brother.
In a certain code language, ‘BEHAVIOR’ is written as ‘CGICWKPWS’. How is ‘CULTURE’ written in that code?
(a) DWMVWSF
(b) DVNWVTF
(c) DWMVSZF
(d) DWMVVTF
Ans: (d) DWMVVTF
Solution: Each letter is shifted by one position forward in the alphabet.
If ‘TIGER’ is coded as ‘SFHJU’, how would ‘MAJOR’ be coded in the same way?
(a) OPKBN
(b) SPKBN
(c) SPKBM
(d) OJNCP
Ans: (b) SPKBN
Solution: Reverse the order of the first and last two letters.
Pointing to a photograph, a man said, “She is the only daughter of my mother’s father.” How is the lady in the photograph related to the man?
(a) Sister
(b) Aunt
(c) Niece
(d) Cousin
Ans: (a) Sister
Solution: The lady is the man’s sister as she is the daughter of his grandfather.
Choose the odd one out:
(a) Mango
(b) Apple
(c) Banana
(d) Rose
Ans: (d) Rose
Solution: Rose is a flower; the others are fruits.
In a certain code, ‘ROAD’ is written as ‘URDG’. How will ‘SLOPE’ be written in that code?
(a) VORSH
(b) VNRUJ
(c) UNRSH
(d) VMRSH
Ans: (a) VORSH
Solution: The letters are shifted by 3 positions forward in the alphabet.
Which word does not belong to the group?
(a) Teacher
(b) Doctor
(c) Engineer
(d) Book
Ans: (d) Book
Solution: All others are professions; Book is an object.
If ‘WATER’ is coded as ‘YCVGT’, then ‘FIRE’ will be coded as?
(a) HKVG
(b) HJTG
(c) HKUF
(d) HKTG
Ans: (d) HKTG
Solution: Each letter is shifted by 2 positions forward in the alphabet.
Find the odd one out:
(a) 16-64
(b) 12-36
(c) 9-27
(d) 7-21
Ans: (a) 16-64
Solution: The pattern is x =X*3, except for option (a), which follows x*
4.
A cube is painted on all sides and then cut into smaller cubes of equal size. If there are 27 smaller cubes, how many of these cubes have paint on exactly two faces?
(a) 4
(b) 8
(c) 12
(d) 6
Ans: (c) 12
Solution: Only the edge cubes have paint on exactly two faces. In a 3x3x3 cube, there are 12 edge cubes.
Which generation of computers used vacuum tubes?
(a) First Generation
(b) Second Generation
(c) Third Generation
(d) Fourth Generation
Ans. (a) First Generation
When did the second generation of computers emerge?
(a) 1946-1959
(b) 1959-1965
(c) 1965-1971
(d) 1971-1980
Ans. (b) 1959-1965
Which type of computer is known for its use of Integrated Circuits?
(a) First Generation
(b) Second Generation
(c) Third Generation
(d) Fourth Generation
Ans. (c) Third Generation
Which generation introduced VLSI microprocessor-based technology?
(a) Second Generation
(b) Third Generation
(c) Fourth Generation
(d) Fifth Generation
Ans. (c) Fourth Generation
From which generation onwards do we have ULSI microprocessor-based computers?
(a) Third Generation
(b) Fourth Generation
(c) Fifth Generation
(d) Sixth Generation
Ans. (c) Fifth Generation
What is the characteristic feature of a Personal Computer (PC)?
(a) Designed for large firms
(b) Uses vacuum tubes
(c) Compact and movable
(d) Supports hundreds of users
Ans. (c) Compact and movable
Which type of computer system is not easily portable?
(a) Personal Computer (PC)
(b) Workstation
(c) Mini Computer
(d) Mainframe
Ans. (d) Mainframe
Which computer system can support multiple users simultaneously?
(a) Personal Computer (PC)
(b) Workstation
(c) Mini Computer
(d) Supercomputer
Ans. (c) Mini Computer
Which computer is primarily used in scientific and engineering applications?
(a) Personal Computer (PC)
(b) Workstation
(c) Mini Computer
(d) Supercomputer
Ans. (d) Supercomputer
What is a key advantage of computers related to speed?
(a) High cost
(b) Low speed
(c) High speed
(d) Low storage capacity
Ans. (c) High speed
Which city hosted the last Pravasi Bharatiya Divas convention in 2023?
(a) Bhubaneswar
(b) Indore
(c) Mumbai
(d) Kolkata
Ans. (b) Indore
Explanation: The last Pravasi Bharatiya Divas convention was held in Indore, Madhya Pradesh, from January 8 to 10, 2023.
How much did Odisha’s leopard population drop to in 2022 before the recent 2024 increase?
(a) 724
(b) 696
(c) 568
(d) 760
Ans. (c) 568
Explanation: Odisha’s leopard population dropped to 568 in 2022, as per the official reports.
Who was the Director General of Police (DGP) of Odisha before taking charge as the OPSC chairperson?
(a) Sunil Bansal
(b) Arun Sarangi
(c) Dharmendra Pradhan
(d) B.K. Sharma
Ans. (b) Arun Sarangi
Explanation: Arun Sarangi served as the DGP of Odisha before being appointed as the chairperson of OPSC.
The color scheme of Odisha government buildings is intended to promote which of the following?
(a) Modernization
(b) Cultural heritage
(c) Industrial development
(d) Urbanization
Ans. (b) Cultural heritage
Explanation: The new color scheme for Odisha government buildings is part of an initiative to promote the state’s cultural heritage.
Which of the following is the partner state for the last Pravasi Bharatiya Divas convention held in Indore in 2023?
(a) Maharashtra
(b) Uttar Pradesh
(c) Madhya Pradesh
(d) Odisha
Ans. (c) Madhya Pradesh
Explanation: Madhya Pradesh was the partner state for the Pravasi Bharatiya Divas held in Indore in 2023.
What is the focus of the ‘Utkarsh Odisha: Make in Odisha Conclave 2025’?
(a) Cultural promotion
(b) Industrial investment
(c) Educational reform
(d) Infrastructure development
Ans. (b) Industrial investment
Explanation: The Utkarsh Odisha: Make in Odisha Conclave 2025 will focus on attracting industrial investments to the state.
Which animal population was the focus of the All Odisha Estimation 2024?
(a) Elephants
(b) Tigers
(c) Leopards
(d) Rhinos
Ans. (c) Leopards
Explanation: The All Odisha Estimation 2024 focused on the leopard population in the state.
When was the Pravasi Bharatiya Divas first celebrated?
(a) 2000
(b) 1995
(c) 2003
(d) 2010
Ans. (c) 2003
Explanation: Pravasi Bharatiya Divas has been celebrated every year since 2003.
Which color border will adorn the orange-painted Odisha government buildings?
(a) Yellow
(b) Red
(c) Blue
(d) Green
Ans. (b) Red
Explanation: The new color scheme for Odisha government buildings includes red borders along with orange.
In which year did Mahatma Gandhi return to India from South Africa?
(a) 1910
(b) 1915
(c) 1920
(d) 1925
Ans. (b) 1915
Explanation: Mahatma Gandhi returned to India from South Africa on January 9, 1915. This date is commemorated as Pravasi Bharatiya Divas.

Q(41-45): The following bar chart shows the composition of the GDP two countries (India and Pakistan)

41. If the total GDP of Pakistan is Rs. 10,000 crore, then what is the GDP accounted for by Manufacturing?
A) Rs. 200 crore
B) Rs. 600 crore
C) Rs. 2,000 crore
D) Rs. 6,000 crore
Answer: Option C
Explanation: 20% of 10000 = 2000

42 . What fraction of India’s GDP is accounted for by Services?
A) (6/33)th
B) (1/5)th
C)(2/3)rd
D) None of these
Answer: Option B
Explanation: Services account for 20%, i.e., (1/5)th of the GDP of India.

43. If the total GDP of India is Rs. 30,000 crores, then what is the GDP accounted for by Agriculture, Services, and Miscellaneous combined?
A) Rs. 18,500 crore
B) Rs. 18,000 crore
C) Rs. 21,000 crore
D) Rs. 15,000 crore
Answer: Option C
Explanation:
(40+20+10)% of 30,000 = Rs. 21,000 crore.

44. Which country accounts for a higher earning out of Services and Miscellaneous together?
A) India
B) Pakistan
C) Both spend equal amounts
D) Cannot be determined
Answer: Option D
Explanation: Although the percentage of Services and Miscellaneous combined is equal for both countries, we cannot compare without data on their respective GDPs.

45. If the total GDP is the same for both countries, then what percentage is Pakistan’s income through agriculture over India’s income through Services?
A) 100%
B) 200%
C) 133.33%
D) None of these
Answer: Option A
Explanation: Since the GDP is the same, the percentage difference can be calculated as
(40−20)/20
=100%.

Q(46-50): The following pie-chart shows the percentage distribution of the expenditure incurred in publishing a book. Study the pie-chart and the answer the questions based on it. Various Expenditures (in percentage) Incurred in Publishing a Book.

46. If the total GDP of Pakistan is Rs. 10,000 crore, then a GDP accounted for by Manufacturing is?
a) Rs. 200 crore
b) Rs. 600 crore
c) Rs. 800 crore
d) Rs. 400 crore
Answer: b) Rs. 600 crore
Explanation: Let the amount of Royalty to be paid for these books be Rs. r.
Then, 20 : 15 = 30600 : r => r = Rs. (30600 x 15/20)= Rs. 22,950.

47. What is the central angle of the sector corresponding to the expenditure incurred on Royalty?
a) 15°
b) 24°
c) 54°
d) 48°
Answer: c) 54°
Explanation:
Central angle corresponding to Royalty = (15% of 360)°
=(15/100)x 360)°
= 54°.

48. The price of the book is marked 20% above the C.P. If the marked price of the book is Rs. 180, then what is the cost of the paper used in a single copy of the book?
a) Rs. 36
b) Rs. 37.50
c) Rs. 42
d) Rs. 44.25
Answer: b) Rs. 37.50
Explanation: Clearly, marked price of the book = 120% of C.P.
Also, cost of paper = 25% of C.P
Let the cost of paper for a single book be Rs. n.

49. If 5500 copies are published and the transportation cost on them amounts to Rs. 82500, then what should be the selling price of the book so that the publisher can earn a profit of 25%?
a) Rs. 187.50
b) Rs. 191.50
c) Rs. 175
d) Rs. 180
Answer: a) Rs. 187.50
Explanation: For the publisher to earn a profit of 25%, S.P. = 125% of C.P.
Also Transportation Cost = 10% of C.P.
Let the S.P. of 5500 books be Rs. x.

50. Royalty on the book is less than the printing cost by:
a) 5%
b) 33.33%
c) 20%
d) 25%
Answer: d) 25%
Explanation: Printing Cost of book = 20% of C.P.
Royalty on book = 15% of C.P.
Difference = (20% of C.P.) – (15% of C.P) = 5% of C.P