The revenue from the sale of a product is, in dollars, r = 1500x + 3000(3x + 3) - 1000 where x is the number of units sold. find the marginal revenue when 300 units are sold. (round your answer to two decimal places.) interpret your result. if the sales go from 300 units sold to units sold, the revenue will increase by about

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.

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?

Which number produces an irrational number multiplied by 1/3