Mr. Bobby Fischer (1943-2008) is one of the finest Chess player ever known. Just in the age of 18 he supposed to play 8-different champion ships in a year. To become World champion he must won 6 of them. What is the probability that he won at least 5 of them? (For your interest: He won all of them and become youngest Chess World Champion in 1951.)

The cross-sectional areas of a right triangular prism and a right cylinder are congruent. the right triangular prism has a height of 6 units, and the right cylinder has a height of 6 units. which conclusion can be made from the given information? the volume of the triangular prism is half the volume of the cylinder. the volume of the triangular prism is twice the volume of the cylinder. the volume of the triangular prism is equal to the volume of the cylinder. the volume of the triangular prism is not equal to the volume of the cylinder.