How much will accumulate in a year if $ 25,000 dollars are deposited at the end of each month in a bank account that yields 22% annually convertible monthly?​

What is the number 321,000,000 in scientific notation? also what is the number? ?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

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.