Đề thi Olympic Tiếng Anh lớp 11 vòng 35 năm 2013 - 2014

The average price of a movie ticket, over a period of several years, is shown in the graph above. The trend shown in the graph continues. What is the best prediction of the average price of a movie ticket in the year 2024?

Given: AB and CD intersect at point E; ∠1 ≌ ∠2. Which theorem or postulate can be used to prove ΔAED ∽ ΔBEC?

The graph shows the growth in population for a city since 1940. Which best describes the population for the year 2000?

In the accompanying diagram, parallel lines l and m are cut by transversal t. Which statement about angles 1 and 2 must be true?

The table shows the 2008 United States first-class postage rate, d(w), for packages of maximum weight, w. The pattern in the table continues. Which value represents the postage rate of a 13-ounce package?

Quadrilateral ABCD is a parallelogram. If adjacent angles are congruent, which statement must be true?

The total cost for renting a banquet hall includes a one-time rental fee and a cost per person attending the banquet. The relationship between n, the number of people attending the banquet and t, the total cost, is shown on the graph. Which equation best represents the relationship between n and t?

If ABCD is a parallelogram, what is the length of segment BD?

Which graph best shows a positive linear relationship between the variables x and y?

Figure ABCD is a kite. What is the area of figure ABCD, in square centimeters?