Will mark as brainliest!! the tides create a 12 hour periodic function of depth at indigo bay. the depth maxes out for the first time in a day as a measure of the number of hours after midnight. what is the depth at 6:30 am? give all of the times during the day in which the depth is 13 m.

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

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.

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of