A game has white and brown pieces. The ratio of white game pieces to total pieces is 5:11. Select all the statements about the game pieces that are correct.
A.
The ratio of total pieces to brown pieces is 11:6.
B.
The ratio of total pieces to white pieces is 11:6.
C.
There must be 6 more brown pieces than white pieces.
D.
The ratio of white pieces to brown pieces is 6:5.

An oil exploration company currently has two active projects, one in asia and the other in europe. let a be the event that the asian project is successful and b be the event that the european project is successful. suppose that a and b are independent events with p(a) = 0.2 and p(b) = 0.8. (a) if the asian project is not successful, what is the probability that the european project is also not successful? (b) what is the probability that at least one of the two projects will be successful? (c) given that at least one of the two projects is successful, what is the probability that only the asian project is successful? (round your answer to three decimal places.)