Onwabile high school wants to hire a bus to go on a theatre outing . They have to hire the 60-seater bus for the day and it will cost them R12 500 .They may only travel a maximum of 3 000km for the day . How much will it cost the school to hire the bus if 60 learners are going on the outing?

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.)