Can you help a girl out? A graph titled Weight Loss Plan has weekly aerobic activity (hours) on the x-axis, and monthly weight loss (pounds) on the y-axis. A trend line goes through points (1.5, 2) and (3.5, 5).

Use the trend line for the data in the scatterplot to make a prediction. About how many pounds were lost per month with 4 hours of weekly aerobic activity?
3 pounds
4.5 pounds
6 pounds
7.5 pounds

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g

Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?

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.)