The height of a diver during a dive can be modeled by h=-16t^2, where h is height in feet relative to the diving platform and t is time in seconds. find the time it takes for the diver to reach the water is the platform is 49 feet high

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Can someone me immediately, this is due by midnight! if you can't see the question, i'll text it to you. show the steps you took to get your answer.

Which method of gathering data will be most effective in learning how diet and fitness choices affect long-term healt