《GRE_数学部分真题二零一六-二零一六》.pdf

2007,2009 GRE 数学 部份真题 Thursday, December 13, 2007 1. If the sides of a right angled triangle are n, 2n-1, 2n+1 and n being positive, then the value of n is? b)8 c)12 d)15 e)1 Ans: B 2. x1 Col A : x/y Col B : x+y Ans: D 3. A and B are independent events, p(A)=0.6 and p(B)=0.8. Col a : probobality of happening event A or B is Col b : 0.92 Ans: C 4. Col a: 1+1/2-1/4+1/8-1/16+1/32 Col b: 2(1-1/2+1/4-1/8+1/16-1/32) 5. 1cake +1pie=11.25 and 4cakes+5pie=50 Col a: cost of cake Col b: cost of pie Ans: A 6. What is the value of n when 252^5 is divided by 6^n. Ans : 10 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 trian