Đây là một đoạn trích hay trong BST Đề thi Olympic Tiếng Anh lớp 10 vòng 34 đề số 2 năm 2014. Mời quý thầy cô và các em học sinh cùng tham khảo:
Chọn câu trả lời tốt nhất cho những câu hỏi dưới đây.
1. Identical boxes are to be stacked along the back wall of a storage room from floor to ceiling. The diagram shows the dimensions of the back wall and the dimensions of one of the boxes, which has a square base. Which of these is the best estimate of the maximum number of boxes that can be stacked against the entire back wall?
A. 15 B. 200 C. 50 D. 125 E. 70
2. Rene is selecting a menu for a party. He plans to select a meal that includes one main dish, one vegetable and one dessert from the list of choices shown above. How many different meals can Rene select?
A. 12 B. 15 C. 20 D. 40 E. 60
3. In the xy-coordinate plane, how many points are a distance of 4 units from the origin?
A. One B. Two C. Three D. Four E. More than four
4. The table above shows the number of consecutive nights that each of five families stayed at a certain hotel during a 14-night period. If the Liu family’s stay did not overlap with the Benton family’s stay, which of the 14 nights could be a night on which only one of the five families stayed at the hotel?
A. The 3rd B. The 5th C. The 6th D. The 8th E. The 10th
5. A DVD player is on sale for 15% off the regular price of $135. After the price reduction, a 5% sales tax is added. How much will a customer pay?
A. $141.75 B. $120.49 C. $114.75
D. $109.01 E. $108.32
6. Aaron wants the mean of his 5 geometry test scores to be at least 90%. His scores on the first four tests are 85%, 83%, 96% and 91%. What is the minimum score Aaron can earn on the fifth test to meet his goal?
A. 89% B. 90% C. 95% D. 100% E. 85%
7. If (1/3) y + 9 = 0, then y =
A. -27 B. -9 C. -3 D. 3 E. 27
8. In the figure above, P, Q, and R lie on the same line. P is the center of the larger circle, and Q is the center of the smaller circle. If the radius of the larger circle is 4, what is the radius of the smaller circle?
A. 1 B. 2 C. 4 D. 8 E. 16
9. Roy planted corn on 1/5 of his land. If he planted 45 acres of corn, how many acres of land does he have?
|A. 90 B. 1121/2 C. 125 D. 225 E. 3371/2
10. Maria is making a quilt. She has a large piece of fabric that is 0.02 millimeters thick. The fabric is cut in half and one piece is placed on top of the other to make a pile. The pile is cut in half, and then one half is placed on top of the other to make a higher pile. Continuing this process, what would the thickness of the pile be after the 4th cut and piling?
A. 0.0016 millimeters
B. 0.08 millimeters
C. 16 millimeters
D. 4 millimeters
E. 0.32 millimeters
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