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

Câu 1:

This diagram shows the angle of inclination of the triangular faces of the Great Pyramid in Egypt. When it was built, the length of each side of the square base was 230 meters. Which equation represents the height, h, of the Great Pyramid when it was built?

Câu 2:

What are the coordinates of the image of point P(–3, –7) after a reflection about the line y = 2?

Câu 3:

The expression 1/(√3 - 1) is equivalent to

Câu 4:

The roots of the equation 2x² – 5 = 0 are

Câu 5:

What is the radian measure of the angle formed by the hands of a clock at 2:00 p.m?

Câu 6:

 A guitar manufacturer uses a computercontrolled machine to make electric guitars. The table above shows the total number of guitars made after 2, 4, 8, and 16 hours. If g represents the total number of guitars made after h hours, which equation represents the pattern shown in the table?

Câu 7:

Look at this container. Water flows into this container at a constant rate. Which graph could represent the height of the water in the container over time?

Câu 8:

What is the range of the function f (x) = x² + 3 if the domain is {−3, 0, 3}?

Câu 9:

The typical wingspan of the little blue heron is 4 inches more than half the typical wingspan of the great blue heron. If g represents the typical wingspan of the great blue heron, which expression represents the typical wingspan of the little blue heron?

Câu 10:

The sum of three consecutive odd integers is 21. If x is the least of these odd integers, which equation must be true?