teresa put $480 into her savings account that pays a simple interest rate of 4.5%. how much money will she have at the end of 1 year? use the formula l=prt, where p is the interest earned, p is the amount she invests, r is the rate of interest, and t is the number of years the money is invested.

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.)