A team of divers is at an elevation of 250 below the surface of the water, or -250 ft. another team is directly above the first team at an elevation of -120 ft. What is the distance between the teams?

Is it true or false i’m trying to pass this test so i can leave school

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if