Score Number of Students 60 4

65 7

70 7

75 2

80 1

85 2

90 3
Find the mean of the scores to the nearest 10th.

Which of these triangle pairs can be mapped to each other using a single translation? cof hn

Determine the standard form of the equation of the line that passes through (-2,0) and (8,-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.)