The coast Guard is called back to work after the government shutdown to find passengers clinging to a buoy. The boat the passengers were on is 1.7 miles away from shore and the buoy is 1.3 miles from shore. Given the diagram of the situation
with the altitude in the right triangle how high is the helicopter above the buoy in miles?

If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?