## Oct 14, 2013

### Data Sufficiency Practice Questions

Direction (1 – 5) : Each of the question below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statement(s) are sufficient/necessary to answer the question. Read both the statements and

Give answer (1): If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.

Give answer (2): If the data in statement II alone are sufficient to answer the question while the data in statement I alone are not sufficient to answer the question.

Give answer (3): If the data either in statement I alone or in statement II alone are sufficient to answer the question.

Give answer (4): If the data even both the statements I and II together are not sufficient to answer the question; and

Give answer (5): If the data in both statements I and II together are necessary to answer the question.
1. What is the height of a circular cone?
I. The area of that cone is equal to the area of a rectangle whose length is 33cm.
II. The area of the base of that cone is 154sq cm.
2. What is the price of a table?
I. The total price of 3 chairs and 5 tables is Rs 18907.
II. The total price of 6 chairs and 4 tables is Rs 45622.
3. What was the speed of a running train A?
I. The relative speed of train A and another train B running in opposite direction train is 134 kmph.
II. The train B crosses a signal post in 9 seconds.
4. What is the difference between the two digits in a two-digit number?
I. The sum of the two digits is 8.
II. 1/5 of that number is 15 less than ½ of 44.
5. What is the monthly income of Q?
I. Q earns Rs 5000 more than R, who earns Rs 3000 less than P
II. The total monthly income of P and Q is Rs 23000

Direction (6 – 10): Each question is followed by three statements. You have to study the question and all the three statements given and decide whether any information provided in the statement(s) is redundant and can bee dispensed with while answering the questions.
6. At what time will the train reach city ‘X” form city ‘Y’?
A. The train crosses another train of equal length of 200 meters and running in opposite direction in 15 sec.
B. The train leaves city ‘Y’ at 7.15 a.m. for city ‘X’, situated at a distance of 560 kms.
C. The 300 meter long train crosses a signal pole in 10 secs.
(1) A only
(2) B only
(3) C only
(4) B and C only
(5) All A, B and C are required to answer the question
7. What is the amount saved by Sahil per month from his salary?
A. Sahil spends 25% of his salary on food, 35% on medicine and education.
B. Sahil spends Rs 4000 per month on food and 15% on entertainment and saves the remaining amount.
C. Sahil spends Rs 2500 per month on medicine and education and saves the remaining amount.
(1) B only
(2) C only
(3) B & C both
(4) B or C only
(5) Question cannot be answered even with the information given in all three statements.
8. What is the rate of interest pcpa?
A. The mount becomes Rs 1235 at compound interest after 2 years.
B. The same amount with simple interest becomes Rs 1100 after two years.
C. The amount invested is Rs 1000
(1) A or B or C only
(2) A or B only
(3) B and C only
(4) A or C only
(5) All A, B, And C are required to answer the question
9. What is the ratio of present ages of Rohan and his father?
A. Five years ago Rohan’s age was one-fifth of his fathers’ age that time.
B. Two years ago the sum of the ages of Rohan and his father was 36.
C. The sum of the ages of Rohan his mother and his father is 62.
(1) A only
(2) A and B only
(3) C only
(4) B or C only
(5) A or C only
10. What will be the share of P in the profit earned by P, Q & R together?
A. P, Q and R invested total amount of Rs 25000 for a period of two years.
B. The profit earned at the end of two years is 30%
C. The amount invested by Q is equal to the amount invested by P and R together.
(1) A only
(2) B only
(3) C only
(4) All A, B and C required to answer