ORKUT GRE 2008 QUANT DATABASE (Till July 2nd)

1. x^(12) - x^(10) + x^(8) - x^(6) > 0, what is the possible value of x?
2. When 10^(22) + 1 is divided by 11, what is the reminder?

3. If ab!=0, a!=b, & a^(2) = b^(2) then
Col A: a+b
Col b: 0

4. If (x - y) = odd value and K is an integer, which of the following is always odd?
A. x
B. y
C. k(x-y)
D. (x-y)^(2)
E. (x-y+k)

5. Given set A = {1,2,3} and set B = {1,2,3,6,7,8}
If a set M exists, such that set A is a subset of set M and set M is a subset of set B & set M is not equal to set A or set B. How many such possible sets exists?
A. 4
B. 5
C. 6
D. 8
E. 9

6. Given a series k, k-1, k+3, k+1, k+2. Find the ratio of mean and standard deviation?
A. k+1
B. k
C. 1
D. 1/k
E. 1/(k+1)

7. 53 students are divided into P and Q groups. P has 7 batches of n students each. Q has x students of 5 batches or 6 batches with x students in 5 batches and x+1 students in 6th batch
Col A: x
Col B: n

8. Sum of common prime factors of 51 and 204
A. 20
B. 21
C. 23
D. 24
E. 25

9. A seller marks the price of an article 35% more of the wholesale price and he offers some discount. If he wish to get a profit of 21.5%. What is the percentage difference between marked price and selling price?
A. 12.5
B. 10
C. 25
D. 22.5
E. 15

10. A circle is inscribed in a square such that the circle touches the edges of the square and the difference of area of square and circle is given and asked to find the radius of the circle?

ORKUT QUANT DATABASE (Till July 1st)

1. If x * n/(n+1) = y * (n+2)/(n+3)
Col A: x
Col B: y

2. A rope of length 'x'ft is taken and is cut into two pieces, such that one piece is 5ft more than the other.
Col A: The length of smaller piece of rope
Col B: x - 5 ft.

3. Given two line equations x - 2y = -1 and 3x - 4y = 3 and these are the two lines of y-intercept and asked to find out the point between these two lines?
A. (1, 0)
B. (0, -1)
C. (0, 0)
D. (2, -1)
E. (2, 1)

4. If x^2 - x > 0 and lxl < x =" ?" l =" 5x" y =" 3," m =" 5x" y =" -1" src="http://www.drrajusgre.com/july_img1.JPG">
Col A: -x+2
Col B: 4

11.

What is the area of Quadrilateral PQRS?

12. If the probability of selecting certain thing is P1, P2, P3, P4. What is the probability of selecting each value exclusively?
A. P1 = 0.4; P2 = 0.3; P3 = 0.2; P4 =0.2
B. P1 = 0.4; P2 = 0.25; P3 = 0.2; P4 = 0.25
C. P1 = 0.2; P2 = 0.25; P3 = 0.4; P4 = 0.15
D. P1 = 0.3; P2 = 0. 2; P3 = 0.4; P4 = 0.