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Chọn câu trả lời tốt nhất cho những câu hỏi dưới đây.
1. If a point T lies somewhere on the perpendicular bisector, l, of line segment AB, then ΔATB must be
2. Joe’s house on Ridge Road is 400 meters from the corner of Ridge Road and Wood Street. Keshia’s house is on Wood Street and is 300 meters from the same corner. When Joe goes to Keshia’s house, he walks along a path through the open field. How many meters does he walk?
A. 450 meters
B. 500 meters
C. 550 meters
D. 600 meters
E. 650 meters
3. What is m∠A in degrees?
A. 26° B. 57° C. 65° D. 80° E. 83°
4. If the area of the shaded square is 9 cm2, what is the perimeter of the rectangle ABCD?
A. 24 cm B. 36 cm C. 54 cm D. 72 cm E. 90 cm
5. Selena has to drive from Douglas to Cheyenne, a distance of 130 miles. How many minutes will Selena save if she drives 75 miles per hour instead of 65?
A. 10 B. 16 C. 26 2/3 D. 33 1/3 E. 35
6. The cost of printing greeting cards consists of a fixed charge of $1.00 and a charge of $0.06 for each card printed. Which equation can be used to determine the cost of printing n cards?
A. cost = 1.00 + 0.06n
B. cost = 1.06 + n
C. cost = 0.06 + 1.00n
D. cost = 1.06n
E. cost = 1.06/n
7. The 875 tickets sold at the second football game of the season more than doubled the number of tickets (t) sold at the first game. Which inequality represents this situation?
A. 2t ≥ 875
B. 2t ＞ 875
C. 2t ≤ 875
D. 2t ＜ 875
E. 2 + t ＜ 875
8. What is x + y/z equivalent to?
A. x + y/z B. xz + y/z C. xz + yz/z D. x + yz/z E. xz2 + y/z
9. If y = 3x2, what happens to y if x is doubled?
A. y is doubled
B. y is multiplied by 4
C. y is multiplied by 6
D. y is multiplied by 8
E. y is multiplied by 12
10. In a kennel that has black and yellow Labrador retriever puppies, 30% of the available puppies are yellow, 65% are male, and 75% are less than eight weeks old. Which description fits the greatest number of puppies?
A. black, male, and less than eight weeks old
B. black, male, and more than eight weeks old
C. yellow, female, and less than eight weeks old
D. yellow, female, and more than eight weeks old
E. black, female, and less than eight weeks old
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