You and your friend are having a race, but since you are faster than him, you decide to give him a head start. he starts 10m in front of the starting line while you start on the starting line. you run at 6 meters/second, while your friend runs at 5.5 meters/second. after how many seconds will you and your friend be same distance from the starting line? seconds months

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.