November - 21st - GRE - QUANT

November - 21st - GRE - QUANT
« on: November 22, 2007, 01:01:38 AM »

November - 21st - GRE - QUANT

1. x-y =5 & xy != 0
Col a: 1/x-1/y
Col b: 5

2. Given f(n+3)=f(n) and
f(-1)=6
f(0)= 5
f(1) = 4
then the value of f(Cool is
Ans: 6

3. Given 0<1
Col A: X^50+X^51+x^52
ColB : 3(x^52)

4. A circle is inscribed in a square of side 2m.
ColA: area of circle
ColB: pie
Ans: C

5. x^2+2x-8=0
Col A:The sum of the roots
Col B: -2
Ans: C
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mukesh
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Re: November - 21st - GRE - QUANT
« Reply #1 on: November 22, 2007, 01:01:55 AM »

6. An regular pentagon and an equilateral triangle were given. The perimeter of pentagon is twice that of triangle.
Col A: Side of pentagon
Col B: Side of triangle
Ans: A

7. A telephone company has no.'s between 3000-3799. A Company called X uses the numbers from 3300-3499. Out of these
managers of Division1 level use numbers ending with 0 or 1. What percent of the telephone company numbers are used by
Managers of Division1 level of Comany X?
Ans: 5%

8. x^2=1/5(x^2+(8/x^2)) find the value of x?
Col A: x
Col B: 2

9. A triangle ABC is given. A point D divides the side AB such that a trainge ADC is formed and AD/DB=1/3. If the area of the triangle ABC is r. Find the area of the triangle ADC in terms of r?
Ans: r/4

10. If x = -1 then (1/x)+(1/x^2)+(1/x^3)+(1/x^4)=?
Ans: 0

11. If x is a positive number which leaves a remainder 2 when divided by 8 and when divided by 5 it leaves a remainder 3. Find the least possible number?
col A: x
col B: 18
Ans: C
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Re: November - 21st - GRE - QUANT
« Reply #2 on: November 22, 2007, 01:02:13 AM »

12. In a room there are more than 12 members which are divided into a 5 member group and a 8member group and a 12 member
group. Find the least possible members in that room such that finally none were left?
Col A the members in the room
Col B: 120
Ans: C

13. |x-2|>4 then which of the following is true with the above realation
A) -26
B) -4<4
C) -2<4
D) -6<6
Ans: A

14. A rectangular aquarium base has dimensions 10*8 and height 10. Aquarium is filled upto the height of 6, a solid bar is immersed
into it... there by increasing the water level to 7.
Col a: the bar dimensions
Col b: 100 cubics
Ans:B

15. Col A: 50 square + 51 Square + 52 square
Col B: 3(square of 52)
Ans: B

16. Mode of certain list is given as 45
Col A: find the mean
Col B: 45
Ans: D