Tài liệu Master the Gre 2010 - Part 58 pdf

8. Apples cost $7 per bag of 25.
Pears cost $28 per bag of 100.
Column A
Column B
At the average price of an
individual piece of fruit, the
total price of 178 apples
and 461 pears
At the average price of an
individual piece of fruit, the
total price of 461 apples
and 178 pears
(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The quantities are equal.
(D) The relationship cannot be determined from the information given.
9. p, q, and r are positive integers such that p , q , r , 5.
Column A
Column B
p + q + rqr
(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The quantities are equal.
(D) The relationship cannot be determined from the information given.
10. According to the chart above, during which year were annual sales of oral
medication for disease X less than during the previous year?
(A) 2004
(B) 2006
(C) 2007
(D) 2008
(E) 2009

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Practice Test 6 553
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11. The length of Cassie’s family room is exactly two thirds the length of her master
bedroom. Both rooms are rectangular, and the area of the two rooms is the same.
If Cassie’s family room has a length of L and a width of W, which of the following
represents the perimeter of her master bedroom?
(A)
2L +
4
3
W
(B)
3L +
2
3
W
(C)
3L +
1
3
W
(D)
3
2
L+W
(E)
3L +

4
3
W
12. The number 40.5 is 500 times larger than which of the following numbers?
(A) .810
(B) .2025
(C) .0810
(D) .02025
(E) .00810
13. A pail holds 1.5 gallons of water.
Column A
Column B
The number of pails of
water needed to fill a
30-gallon fish tank
The number of gallons of
water needed to fill a fish
tank of a 20-pail capacity
(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The quantities are equal.
(D) The relationship cannot be determined from the information given.
PART VI: Five Practice Tests554
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W
RG
B
14. In the simple light show pictured above, a light starts at the center (white) at

time zero and moves once every second in the following pattern: from white (W) to
blue (B), back to white, then to green (G), back to white, then to red (R), and back
to white—in a counter-clockwise direction. If the light continues to move in this
way, what will be the color sequence from the 208th second to the 209th second?
(A) white to green
(B) white to blue
(C) white to red
(D) red to white
(E) green to white
15. A solution of 60 ounces of sugar and water is 20% sugar. If you add x ounces of
water to make a solution that is 5% sugar, which of the following represents the
amount of sugar in the solution after adding water?
(A) 60 2 40x
(B) .05(60x 2 20)
(C) 60(.05 + x)
(D) .20(60 + x)
(E) .05(60 + x)
16. If p = (3)(5)(6)(9)(q), where q is a positive integer, then p must be divisible, with
no remainder, by all the following EXCEPT for
(A) 27
(B) 36
(C) 45
(D) 54
(E) 90
17.
a L b =
ab
ba
−
−

Column A Column B
2 L 21 22 L 4
(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The quantities are equal.
(D) The relationship cannot be determined from the information given.
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Practice Test 6 555
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18. y
2
+ y 2 6=0
Column A
Column B
y 2
(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The quantities are equal.
(D) The relationship cannot be determined from the information given.
Column A
Column B
19. The perimeter of a triangle
with vertices (0,1), (4,1),
and (4,4) on the xy-plane
The perimeter of a triangle
with vertices (2,0), (5,0),
and (5,3) on the xy-plane
(A) The quantity in Column A is greater.

(B) The quantity in Column B is greater.
(C) The quantities are equal.
(D) The relationship cannot be determined from the information given.
20.
Column A Column B
ad bc
(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The quantities are equal.
(D) The relationship cannot be determined from the information given.
PART VI: Five Practice Tests556
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Questions 21–23 refer to the following table.
ELECTRICITY USAGE AT HOUSES A, B, C, and D
(Month of June)
House
Interior Area
(Square Area)
Interior Volume
(Cubic Feet)
Electricity Usage in
Kilowatt Hours (kWh)
A 1,300 10,400 960
B 1,500 12,000 1044
C 2,000 16,200 1,125
D 2,300 18,400 1,205
21. The month of June contains 30 days. During June, how much more electricity
was used at house C per day than at house A per day, on average?

(A) 2.7 kWh
(B) 2.8 kWh
(C) 4.0 kWh
(D) 4.8 kWh
(E) 5.5 kWh
22. During June, which of the four houses used between 0.5 and 0.7 kWh of elec-
tricity per square foot of interior area?
I. House A
II. House B
III. House C
IV. House D
(A) II and III only
(B) II and IV only
(C) I, II, and III only
(D) II, III, and IV only
(E) I, II, III, and IV
23. Assuming each house has a uniform ceiling height, which house has the greatest
ceiling height?
(A) House A
(B) House B
(C) House C
(D) House D
(E) All four houses have the same ceiling height.
practicetest
Practice Test 6 557
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