In this article, you will find a curated collection of data sufficiency questions for OSSC based on previous year papers of OSSC CGL, CHSL, and CTSRE examinations. These questions are selected from previous years’ papers to help candidates understand the exam pattern and difficulty level. By practicing these data sufficiency questions for OSSC, aspirants can improve their analytical skills and boost their confidence for the actual examination.
Data Sufficiency Questions for OSSC
| EXAM | NO. OF QUESTIONS |
|---|---|
| OSSC CGL 2021 | 5 |
| OSSC CGL 2022 | 4 |
| OSSC JEO & JA 2024 | 4 |
In each of the following questions, a few statements have been given. Analyse the given statements and answer whether the data given in the statements are sufficient to answer 1 question or not.
Give answer
A) If data in the statement | alone is sufficient to answer the question.
B) If data in the statement Il alone is sufficient to answer the question.
C) If data either in the statement | alone or statement Il alone are sufficient to answer the question.
D) If data given in both | & Il together are not sufficient to answer the question.
E) If data in both statements | & Il together are necessary to answer the question.
EX 01. Question: What is the cost price of the article?
Statements:
|: The article was bought at profit percentage of 20%.
II: The selling Price of the article is Rs.600.
SOLUTION :- Statement I gives only the profit percentage, not Selling Price
Statement II gives only the selling price, profit percentage.
To calculate the cost price, both the selling price and the profit percentage are required.
So Option E is the Correct Answer.
Data Sufficiency Questions for OSSC based on Arithmetic
EX 02. Question: What is the rate of interest?
Statements:
I: Amount doubles itself in 5 years under simple interest.
II: After 3 years the interest received under compound interest is Rs.3641 for a sum of Rs.11000.
SOLUTION :- Statement 1: If the amount doubles, the interest earned equals the principal in 5 years.
Rate of Interest = 100 / 5 = 20%
Statement I alone is sufficient to find the rate of interest.
Statement II Since the compound interest, principal, and time are given, the rate of interest can be calculated directly using P (1 + r / 100) – P = CI.
Statement II alone is also sufficient to find the rate of interest.
So Option C either in the statement | alone or statement Il alone are sufficient to answer the question.
Data Sufficiency Questions for OSSC based on Arithmetic
Data Sufficiency Questions for OSSCSECTION – 1
01. Question: Find the simple interest for Rs.5200.
Statements:
I: Rate of Interest is 15% per annum for the amount invested under simple interest.
II: Amount invested for 4 years.
02.Question: What is the distance between Delhi to Agra?
Statements:
I: A person travels from Agra to Delhi at a speed of 50 kmph.
Il A person travels from Delhi to Agra in 5 hours.
03. Question: What is the time that Kisore took to reach his destination?
Statements:
I: Aanad took 1 hr to cover the destination.
II: The ratio between the speeds of Kisore and Anand is 4:5.
04. Question: What is the speed of the boat?
Statements:
I: The boat covers a distance of 50 kms in 10 hours in downstream.
II: The boat takes a distance of 50 kms in 20 hours in upstream.
05. Question: In how many days A and B together can complete the work?
Statements:
I: A alone can complete the work in 12 days and B alone can complete the same work in 14 days.
II: B can complete the work in 10 days.
Data Sufficiency Questions for OSSC
Data Sufficiency Questions for OSSCSECTION – 2
06. Question: In-how many days A and B together can complete the work?
Statements:
I: A 25% more efficient than B.
II: B can complete the work in 10 days.
07. Question: Pipe A can fill a empty tank in how many hours?
Statements:
I: Pipe A and Pipe B together can fill a empty tank in 45 hours.
II B is an outlet.
08. Question: What is the area of rectangle?
Statements:
I: The perimeter of the rectangle is 100 sq. mts.
II: The length of the rectangle is 20m.
09. Question: What is the average age of six members?
Statements:
I: The sum of age of six members is 192 years
II: The average age of first three members is 45 and the average age of last three members is 40.
10. Question: Find the height of K.
Statements:
I: Sum of the heights of H, I, J and K is 600 cm.
II: Sum of the heights of H and I is 300 cm and that of J and K is 300 cm.
Data Sufficiency Questions for OSSC
Data Sufficiency Questions for OSSCSECTION – 3
11. Question: Find the ratio of a:b:c.
Statements:
I: 4a = 5b
II:5b=7c
12. Question: What is the difference between the ages of A and B?
Statements:
I : The ratio of the age X to the age Y is 3:2
II : One sixth of X’age is equal to one fourth of Y’s age.
13. Question: What is the age of Rima’s father whose age is same as Rima’s mother?
Statements:
I: Rima, who is younger to her mother by 10 years, is 15years old.
II: Rima’s brother is younger to his father by 10 years.
14. Question: What is the present age of X?
Statements:
I: Ratio of present ages of X and Y is 4:5
Il: Sum of the ages of X and Y is 45.
15. Question: What is the two-digit number?
Statements:
I: The difference between the two-digit number and the number formed by interchanging the digits is 45.
II: The difference between the two digits is 5.
Data Su
fficiency Questions for OSSC
Data Sufficiency Questions for OSSCSECTION – 4
16. Question: Is X a positive integer?
Statements:
I. X+Y =15,
II: XY = 10.
17. Question: What is the value of X, if X and Y are two distinct positive integers and their product is 45?
Statements:
I: X is an odd integer.
II: X is 4 more than Y.
18. Question: Is the positive integer ‘X” divisible by 9?
Statements:
I: Sum of the digits of the positive integer X is 27.
II: X = 984249.
19. Question: Find the remainder when ‘X’ a number divided by 9.
Statements:
I: Sum of the digits of X is 55.
Il: The number X is 5 digit number.
20. Question: What is the total sale of the company?
Statements:
I: The company sold 8000 units of product A each costing Rs.500
II: The company has sold 1000 units for Rs.2500 each.
Data Sufficiency Questions for OSSC
Data Sufficiency Questions for OSSCSECTION – 5
21. Question: What is the probability that none of the balls drawn is blue?
Statements:
I: A bag contains 12 red, 13 green and 12 blue balls.
II: Two balls are drawn at random from the given bag.
22. Question: Is S > 0?
Statements:
I:S>T≥0
II: Y<R=0
23. Question: Is S< T?
Statements:
I S<l=X
II: Y≥T>X
24.Question: In a certain code language, how is DAY coded?
Statements:
I: In the same language, AID is coded as 314
II: In the same language, NOT is coded as 683
25. Question: In a certain code language, how is ONE coded?
Statements:
I: In the same language, NOT is coded as 423
II: In the same language, PEN is coded as 674
Data Sufficiency Questions for OSSC
Data Sufficiency Questions for OSSCSECTION – 6
26. Question: What is the code for ‘are’ in the given code language?
Statements:
I: In the same code language, ‘who are you’ is written as ‘ki pa sa’.
II. In the same code language, ‘where are you’ is written as ‘ti sa pa’,
27. Question: How is Q related to R?
Statements:
I: Q is the brother of P and S is the sister of R.
II: R is married to P
28. Question: How is P related to S?
Statements:
I: P is the mother of Q
II: S is the son of R and grandson of T.
29. Question: How is B’s son related to E?
Statements:
I: The sisters, B and D are married to the brothers, E and F respectively.
II: E’s daughter is B’s son’s only sister.
30. Question: How is Q related to B’s wife?
Statements:
I: R has only 2 sons, Band Q
II: P is the daughter-in-law of R.
Data Sufficiency Questions for OSSC
Data Sufficiency Questions for OSSCSECTION – 7
31. Question: Who among the Kim’s children is the eldest?
Statements:
I: Kim has 4 sons: Joe, Jim, Fet and Tim.
II: Fet is youngerto Joe who is younger to all other brothers.
32. Question: Who among P, Q, R and S is the youngest?
Statements:
I:Ris older than S
Il: P is younger than Q but older than R and S
33. Question: A, B, C, D and E are arranged in a circular table. Who is sitting to the immediate right of A?
Statements:
I: A is between C and D
Il E is between B and D, who sits 2nd the left of B.
34. Question: A, B, C, D and E are arranged in a row facing north. Who is sitting at the extreme right?
Statements:
I: A is immediate right of C and D is to the right of A
II: C is immediate right of B who is sitting at one extreme end.
35. Question: A, B, C, D and E are arranged in row facing north, Who is to the right of C?
Statements:
I: B is between E and C
II: B is to the immediate right of E
Data Sufficiency Questions for OSSC
ANSWER KEYS
| 01.E | 02. E | 03. E | 04. D | 05. A | 06. E | 07. D |
| 08. E | 09. C | 10. D | 11. E | 12.D | 13. A | 14. E |
| 15. E | 16. E | 17. E | 18. C | 19. A | 20. D | 21. E |
| 22. A | 23. E | 24. D | 25. E | 26. D | 27. E | 28. D |
| 29. C | 30. A | 31. D | 32. E | 33. E | 34. | 35. |
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