DATA SUFFICIENCY

Class Room Sheet

Directions for Q.(1-25):Each of the question consists of a question and two statements
numbered I and II are given below it. You have to decide whether the data provided in the
statements are sufficient to answer the question. Read both the statements and give
answer.
(1) If the data in Statement I alone is sufficient to answer the question, while the data in
statement II alone is not sufficient to answer the question.
(2) If the data in Statement II alone is sufficient to answer the question, while the data in
statement I alone is not sufficient to answer the question.
(3) If the data in Statement I alone or in Statement II alone is sufficient to answer the
question.
(4) If the data in both the Statements I and II are sufficient to answer the question.
(5) If the data in both the Statements I and II are not sufficient to answer the question.
1. What is the value of two-digit number?
Data 1: Sum of the digits is 4.
Data 2: Product of the digits is a perfect square.
2. How many people heard Raman’s joke?
Data 1: Raman told the joke to 4 friends, each of whom repeated it to 4 friends who
did not tell anybody else.
Data 2: No one heard the joke twice.
3. Is 500 the average score in the GMAT?
Data 1: Half of the people who take the GMAT score above 500 and half of the score
below 500.
Data 2: The highest GMAT score is 800 and the lowest score is 200.
4. If today is Aanchal’s birthday, how old is aanchal?
Data 1: 6 years ago she was half her present data.
Data 2: 3 years from now she will be 3 times as old as she was 7 years ago.
5. Is the ratio of x to y is greater than3?
Data 1: X is 2 more than 3 times y.
Data 2: The ratio of 2x to 3y is greater than 2.
6. Find the quantity of milk and water in the mixture?
Data 1: Mixture contain milk and water in the ratio 8:3.
Data 2: On adding 3 lit of water the ratio becomes 2:1.
7. By what percent did the median house hold income in country Y decrease from 1970
to 1980?
Data 1: In 1970 the median house hold in country Y was 2/3 of median household
income in country X.
Data 2: In 1980 the median household income in country Y was ½ of the median
household income in country X.
8. If the list price of new car was Rs.12,300 what was the cost of car to the dealer?
Data 1: The cost to dealer was equal to 80% of the list price.
Data 2: The car was sold for Rs.11,070 which was 12.5% more than the cost to the
dealer.
9. What was the total compound interest on a sum after 3 years?
Data 1: The interest after 1 year was Rs.100 and the sum was Rs.1000.
Data 2: The difference between SI and CI on a sum of Rs.1000 at the end of two years
was Rs.10.
10. How many days are required for 12 men and 24 women to do piece of work?
Data 1: 8 men and 16 women can do piece of work in 8 days.
Data 2: 40 men and 48 women can do the same work in 2 days.
11. How much time did A take to over take B?
Data 1: distance between A and B is 300 Km.
Data 2: Speed of A is 50 Kmph and B is 30 Kmph.
12. By how many meters will A beat C in a race of 1000m?
Data 1: A can beat B by 60m in race of 600m.
Data 2: B can beta C by 50 m in race of 500m.
13. After how many months did B joined in the business?
Data 1: The investments of A and B are Rs.3000 and Rs.4000 respectively.
Data 2: The ratio of their profits at the end of the year is 3:2.
14. In what time will the two trains be clear of each other?
Data 1: Two trains of lengths 240m and 170m are running at a speed of 51 Kmph and
45 kmph respectively.
Data 2: Two are running on parallel tracks towards each other.
15. What is the ratio of the sides of a triangle?
Data 1: the angles of the triangle are in the ratio 1:2:3.
Data 2: The triangle is right angle triangle.
16. How many liters does the tank hold?
Data 1: Tank has a leak, which would empty it in 8 hours.
Data 2: A tap is turned on which admits 6 lit/min.
17. How is P related to Q?
Data 1: R is the brother P.
Data 2: Q is the husband of P.
18. How many degrees the second hand moves in every minute?
Data 1: The watch gains 5 min. for every hour.
Data 2: The watch shows correct time at 12 noon.
19. How many odd days are there in a year n?
Data 1: n is divisible by 4.
Data 2: n is not divisible by 4.
20. In which direction does Alekya facing?
Data 1: Alekya and Kavya are sitting in a park in the evening facing towards each
other.
Data 2: Alekya and Kavya are sitting in a park in the morning facing towards each
other.
Practice Paper
Directions for Q.(1-15):Each of the question consists of a question and two statements
numbered I and II are given below it. You have to decide whether the data provided in the
statements are sufficient to answer the question. Read both the statements and give
answer.
(6) If the data in Statement I alone is sufficient to answer the question, while the data in
statement II alone is not sufficient to answer the question.
(7) If the data in Statement II alone is sufficient to answer the question, while the data in
statement I alone is not sufficient to answer the question.
(8) If the data in Statement I alone or in Statement II alone is sufficient to answer the
question.
(9) If the data in both the Statements I and II are sufficient to answer the question.
(10) If the data in both the Statements I and II are not sufficient to answer the
question.

1. What is the cost of fencing the square field at Rs.75 per metre?
I. Measure of the diagonal of the square field is 70 m.
II. The perimeter of the square field is equal to the circumference of a circular
field.
2. What is the rate of interest percent per annum?
I. The simple interest received on an amount of Rs.12600 at the end of 3 years
is Rs.1512.
II. An amount doubles itself in 3 years with compound interest.
3. What is the total number of males in the organization?
I. 55% of the staff consists of male employees.
II. The number of females in the organization 9.
4. What is the two-digit number?
I. The sum of the two digits of the number is 11.
II. The number obtained by interchanging the two digits of the number
5. What is Pavani’s present age?
I. Her brother was 8 year old 3 years ago.
II. The difference between the ages of Pavani and her brother at present in 3
years.
6. What is the lateral surface area of the cyinder?
I. The height of the cylinder is 7 m.
II. The diameter of the base of the cylinder is 12 m.
7. What is the total number of the students who sit in rows and columns?
I. The number of columns is more than the number of rows.
II. 5 students sit in each row and there are 12 rows.
8. What is the length of the bridge?
I. Train crosses the bridge in 24 seconds.
II. The speed of the train is 60 Kmph.

9. What is the amount lent at simple interest?

 I. The difference between the compound interest and simple interest for 2
years at 5% rate is Rs. 12.50.
II. The simple interest earned in 5 years is equal to the principal.
10. What is the share of B in the partnership business run by A, B and C?
I. C’s profit is Rs. 4500 more than B.
II. The profits ratio is 3:4:7 and C got Rs. 10500.
11. What is the cost of fence and circular garden?
I. The area of the garden is 7546 Sq. m.
II. Cost of fencing is Rs. 125 per metre.
12. What is the area of the circle?
I. The breadth of a rectangle is ¾ the radius of circle.
II. The radius of the circle is equal to the side of a square of area 169 Sq m.
13. What is the three digit number?
I. 3/5 of a number is less by 90 of that number.
II. ¼ of a number is 25% of that number.
14. Who is eldest person?
I. Raju is the youngest of the three persons.
II. Ravi is younger than Rakesh.
15. What is the salary of C, in a group of A, B, C, D and E, whose average salary is 12000?
I. C’s Salary is 2.5 times B’s Salary.
II. Average salary of A and B is 4000.
Directions for Q. (16-25): Each of the following questions below consists of a question and
three statements denoted A, B and C. You have to study the questions and the statements
and decide whether the questions can be answered with any one or two or all of of the
statements together.
16. What is the profit on selling 5 books?
A. The cost privce of 3 books is 105.
B. Rs. 25 profit is made on each book.
C. Selling price of a book and a pen is Rs. 45.
(1) B only (2) A & C (3) Any one (4) All the three (5) None of these
17. Find the percentage change in the area of the rectangle.
A. The length of the rectangle is increased by 10%.
B. The breadth is increased by 15%.
C. The area of the rectangle is 250 Sq.M.
(1) C only (2) A & C (3) A & B (4) All the three (5) None of these
18. What is the bigger number of the two.
A. The product of the two numbers is 96.
B. The difference of two numbers is 4.
C. The sum of two numbers is 20.
(1) A & B (2) B & C (3) Any two (4) All the three (5) None of these
19. Find the volume of a cone?
A. Lateral surface area of the cone is 550 sq. cm.
B. Area of a square, whose side is equal to the radius of the base of the cone is 49
sq.cm.
C. Height of the cone is 24 cm.
(1) A & B (2) B & C (3) Any two (4) All the three (5) None of these
20. What is the value of 8x + 5y?
 A. 14y-56=0 B. X2-11X+30=X2-X C. X2-2XY+Y2-1=0
(1)A & B (2) B & C (3) A & C (4) All the three (5) None of these

21. What is the present age of A?

A. The age of B at present is 10 years.
B. the sum of the ages of A and C at present is 5 times the difference in their ages.
C. B is 5 years younger to A.
(1) Only A (2) Only B (3) Only C (4) Any One (5) None of these.
22. What is the base of the right angled triangle?
A. The area of the triangle is 24 Sq. cm.
B. The hypotenuse is 10 cm.
C. The triangle is 8 cm height.
(1) Only A (2) Only B (3) Only C (4) Any One (5) Any two.
3. What is the capacity of the tank?
A. the radius of the base of the tank is 5 m.
B. The height of the tank is double the radius of the base.
C. The tank will be one third full when 500 litres o water is filled.
(1) Only C (2) A and B (3) Both (1) & (2) (4) All the three (5) None of these
24. Find the number of five rupee coins in the bag.
A. The coins are in the ratio of 3:4:5.
B. The total value of the bag is Rs.325.
C. the number of two rupee coins is doubled ti five rupee coins.
(1) Only C (2) A and B (3) B & C (4) All the three (5) None of these
25. What is the salary of A?
A. The sum of the salaries of A, B and C is Rs. 3500.
B. A spends 20% of his salary.
C. A gets Rs.5000 less than sum of the salaries of A and B.
(1) B or C (2) Only B (3) Only C (4) Any One (5) None of these.