Đề thi Olympic Tiếng Anh lớp 6 vòng 6 năm 2013 - 2014

Carla and her family are planning to take a ferry from Fort Myers to Key West. Carla measured the distance between the two cities on a map and found that is was approximately 2¾inches. Based on the map scale, what is the approximate distance in miles between Fort Myers and Ket West?

A circle and two distinct lines are drawn on a sheet of paper. What is the largest possible number of points of intersection of these figures?

In the above figure, the net will be folded into a regular octahedron as the one on its right. What is the sum of the numbers on the triangular faces sharing an edge with the face marked "1"?

Harold tosses a nickel four times. The probability that he gets at least as many heads as tails is

A reporter asked 150 people which candidate they plan to vote for in the next election for mayor. The result of the survey are shown in the table. Which graph below most accurately represents the information in the table?

Aunt Anna is 42 years old. Caitlan is 5 years younger than Brianna, and Brianna is half as old as Aunt Anna. How old is Caitlan?

MS. Roberts is stitching a quilt from square pieces of cloth. The squares form the tessellated pattern shown in the diagram. Which two squares of cloth should be added to the tessellation so that when the black dots overlap, the pattern will continue?

How many different combinations of $5 bills and $2 bills can be used to make a total of $17? Order does not matter in this problem?

The dartboard below has a radius of 6 inches. Each of the concentric circles has a radius two inches less than the next larger circle. If nine darts land randomly on the target, how many darts would we expect to land in a non-shaded region?

Ms. Joyce has dinner with three of her friends. The four friends decide to split the cost equally. The bill comes to $32.80, and the women plan to leave 15% tip. How much should Ms. Joyce pay for her share of the dinner?