真题汇总:2007年11月19日gre数学真题部分.

　　Monday, November 19, 2007

　　1. Col A : Least +ve integer with 3 different prime factors, each greater than 6

　　Col B : 1001

　　Ans: C

　　2. Twice the sum of 3 integers x ,y and z when divided by 7 gives remainder =1

　　wt is the remainder when x+y+z is divided by 7.?

　　A. 0

　　B. 1

　　C. 2

　　D. 3

　　E. 4

　　Ans : E

　　3.The area of rectangular region R is equal to the area of rectangular region T.

　　The Ratio of the length to the width of R is 3 to 1.

　　the length & width of T are 12 & W, respectively.

　　Col A : w

　　Col B : 4

　　Ans: C

　　4. Area of a square is 9 and that of a rectangle is 8.

　　ColA ColB

　　perimeter of square perimeter of rectangle

　　Ans: D

　　5. Where will the point of intersection of the lines 3x - 5y = 7 and 2x + 10y = - 3 lie?

　　A. On X-Axis

　　B. On Y-Axis

　　C. In Quadrant I

　　D. In Quadrant III

　　E. In Quadrant IV

　　Ans : E

　　6. There are 37 employees in a company X. The month of july has more number of birthdays (of

　　employees) than any other month

　　in the year.

　　Col A: Number of Birthdays in July

　　Col B: 3

　　Ans: A

　　7. (1/2 + 1/3)+ (1/4 -1/3) + (1/2-1/4)

　　Ans : 1

　　8. X^2-x-2 = 0. Number of possible value of X..?

　　Ans: 2

　　9. F(x) = x^2 + x

　　Col A : F(x+1)

　　Col B : F(x) + F(1)

　　Ans : A

　　10. Two Isosceles triangle was drawn, equal sides are 1, 1 in both triangle. Angle between equal side in

　　one triangle is X, and in

　　second is Y. and given X > Y.

　　Col A: area of triangle with angle X

　　Col B: area of triangle with angle Y

　　Ans: A

　　11. Consider circle with centre O. AB is a chord of the circle. AOB is a right angle. C is a point on the

　　circumference of the circle

　　such that angle BOC = 60 degrees. Compare:

　　Col A: Area of Triangle AOB

　　Col B: Area of sector BOC

　　Ans: A