Jenna has a piece of paper that is 84 square inches in area. it is 21/2 inches long. what is the length of the piece of paper in square inches?

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

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.