Official Quant thread for CAT 2013

Directions: The problem contains a question and two statements giving certain data. Select the correct answer from (1) to (4) depending on the sufficiency of the data given in the statements to answer the question.Is x > 0?(A) X^4 – 16 = 0(B) x^3 – 8 = 0

1. If the question can be answered by using one of the statements alone, but cannot be answered by using the other statement alone.

2. If the question can be answered by using either statement alone.

3. If the question can be answered by using both statements together, but cannot be answered by using either statement alone.

4. If the question cannot be answered even by using both the statements together.

Directions: The problem contains a question and two statements giving certain data. Select the correct answer from (1) to (5) depending on the sufficiency of the data given in the statements to answer the question.If a/ba/b (B) x is a positive number


1. If statement (A) alone is sufficient to answer the question and statement (B) alone is not sufficient to answer the question.

2. If statement (B) alone is sufficient to answer the question and statement (A) alone is not sufficient to answer the question.

3. If statements (A) and (B) together are sufficient to answer the question but neither statement alone is sufficient.

4. If each statement alone is sufficient to answer the question.

5. If both statements (A) and (B) together are not sufficient to answer the question and additional data specific to the problem are needed.




Directions: The problem contains a question and two statements giving certain data. Select the correct answer from (1) to (5) depending on the sufficiency of the data given in the statements to answer the question.The lengths of shadows of Ravi and Raja are 10 and 9 feet respectively but the source of light is other than Sun. What is the height of Raja?(A) Ravi's height is 6 feet.(B) Distance between Ravi and Raja is 4 feet.

1. If statement (A) alone is sufficient to answer the question and statement (B) alone is not sufficient to answer the question.

2. If statement (B) alone is sufficient to answer the question and statement (A) alone is not sufficient to answer the question.

3. If statements (A) and (B) together are sufficient to answer the question but neither statement alone is sufficient.

4. If each statement alone is sufficient to answer the question.

5. If both statements (A) and (B) together are not sufficient to answer the question and additional data specific to the problem are needed.

Question :

Directions: The problem contains a question and two statements giving certain data. Select the correct answer from (1) to (5) depending on the sufficiency of the data given in the statements to answer the question.Find the principal amount.(A) The difference between the compound interest and simple interest calculated half yearly for one year is Rs. 8/-.(B) The rates of interest for both simple interest and compound interest differ by 1% p.a., the rate of compound interest is greater than the rate of simple interest.

If statement (A) alone is sufficient to answer the question and statement (B) alone is not sufficient to answer the question.

If statement (B) atone is sufficient to answer the question and statement (A) alone is not sufficient to answer the question.

If statements (A) and (B) together are sufficient to answer the question but neither statement alone is sufficient.

If each statement alone is sufficient to answer the question.

If both statements (A) and (B) together are not sufficient to answer the question and additional data specific to the problem are needed.

Directions: The problem contains a question and two statements giving certain data. Select the correct answer from (1) to (5) depending on the sufficiency of the data given in the statements to answer the question.After how many years will the earnings per rupee on two amounts A and B be equal, if A fetches 10% p.a compounded annually?(A) B gets 20% p.a. simple interest.(B) A is twice B.

If statement (A) alone is sufficient to answer the question and statement (B) alone is not sufficient to answer the question.

If statement (B) atone is sufficient to answer the question and statement (A) alone is not sufficient to answer the question.

If statements (A) and (B) together are sufficient to answer the question but neither statement alone is sufficient.

If each statement alone is sufficient to answer the question.

If both statements (A) and (B) together are not sufficient to answer the question and additional data specific to the problem are needed.

Directions: The problem contains a question and two statements giving certain data. Select the correct answer from (1) to (4) depending on the sufficiency of the data given in the statements to answer the question.

A part of a sum was lent at 6% per annum and the remaining was lent at 4% per annum. Find the amount lent at 6% per annum.

(A) Total sum lent was Rs.7,000/-.

(B) Total simple interest was Rs.1,600/-.

If the question can be answered by using one of the statements alone, but can not be answered by using the other statement alone.

If the question can be answered by using either statement alone.

If the question can be answered by using both statements together, but can not be answered by using either statement alone.

If the question can not be answered even by using both the statements together.

For how many positive integers 'n', [n²/3] is a prime number, [x] is greatest integer less than or equal to x.

A man goes to the market and see's that there are 3 types of cashew nuts available, costing rs.225,rs.385 rs.147 per kg respectively. He buys some quantity (integer) of each of them and in all pay rs.2855. How much of the each type was purchased by the man.

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Q4

QuantExpert - Q.O.D


40 boys and n girls are attending a party. During the party, some boys and girls have shaken hands with each other. Further it is given that each boy shakes hands with at least 7 girls while each girl shakes hands with at most 3 boys. What is the minimum possible number of girls that are attending the party?

P is a point inside a square of side length 4. When P is joined to the four vertices of the square, the square is divided into four triangles. If exactly three of these triangles have an area being a prime number, how many possibilities are there for the position of P?

If one is allowed to take three vertices from a given regular hexagon to form a triangle, how many different triangles may be formed? (Two triangles are regarded to be the same if they are congruent.)

[x] is defined as greatest integer less than or equal to x. If [a] = 3, [a^2] = 11 and [a^3] = 41, then how many different values [a^6] can take.

If 5 varieties of rice costing 10/kg ,20/kg,30,40,50/kg are mixed in the ratio a :2a:b:2b:a+b, which of the following can never be the profit/loss obtained?SP=RS 30/kg


  • 21%loss
  • 21%profit
  • 1%profit
  • 1%loss

0 voters

Pls help me out with the technique of getting answer for this problem.

Q.If the circumradius and inradius of a rightangled triangle are 25cm and 6cm respectively, find area of the triangle.

A. 168 sq.cm.

B. 336 sq.cm.

C. 294 sq.cm.

D. Cannot be determined




solve:

will it not be cool if PG comes up with Q of the day .......... at least on weekends... @deepu ..

sorry for spamming..

How many different terms does the product (a + b + c+ d + e + f)(c + d + e + f + g) have?


a11

b30

c25

d24

e29

What is the probability that exactly two of the six numbers appear on the top face in the six throws of an unbiased die?


a. 1/729
b. 15/729
c. 155/6^5
d. 13/729
e. 2/243


(1-x+x^2)^5

find the coefficient of x^4 in the expression???
with explain ur approach
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  • 50
  • 45

0 voters