Amuseum has a 1/1000 scale model of the grand canyon, complete with a miniature river in the bottom. explain how you could use the model to approximate the volume of water in the grand canyon.

What value of x is in the solution set of 4x – 12 s 16 + 8x?

How many solutions does the nonlinear system of equations graphed bellow have?

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.