For her Saturday art class, Ms. Turner had 49 paint jars and 21 canvases for her students. She needs to decide how many people she can allow to sign up to ensure she has enough supplies.
What is the largest number of people who can sign up for her class so each person gets the same amount of paint jars and each person gets the same amount of canvases?
A) 6
B) 7
C) 8
D) 9

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.)