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Joined: 28 Aug 2006
Posts: 8

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28 Oct 2006, 11:10
Q8:
The points R, T, and U lie on a circle that has radius 4. If the length of arc RTU is 4/3π, what is the length of line segment RU?
A. 34
B. 38
C. 3
D. 4
E. 6
OA is (D)
Q17:
If x, y, and k are positive numbers such that 10x/(x+y) + 20x/(x+y) = k and if x < y, which of the following could be the value of k?
A. 10
B. 12
C. 15
D. 18
E. 30
OA is (D)
Q20:
Tom, Jane, and Sue each purchased a new house. The average (arithmetic mean) price of the three houses was $120,000. What was the median price of the three houses?
(1) The price of Tomâ€™s house was $110,000.
(2) The price of Janeâ€™s house was $120,000.
A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D. EACH statement ALONE is sufficient.
E. Statements (1) and (2) TOGETHER are NOT sufficient.
OA is (B)
Q34:
In the xyplane, what is the slope of line l?
(1) Line l dose not intersect the line with equation y = 1  x.
(2) Line l intersects the line with equation y = x â€“ 1.
A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D. EACH statement ALONE is sufficient.
E. Statements (1) and (2) TOGETHER are NOT sufficient.
OA is (A)
