The ray family went out to dinner.

the price of the meal was $38.95.

the sales tax was 7% of the price of the meal.

the tip was 18% of the meal and the sales tax.

how much money did the ray family pay for the meal, including tax and tip?

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.)