Two cars pass each other on a freeway at 6: 30 a. m. the car driving north is
traveling at an average speed of 60 mph and the car driving south is traveling at an
average speed of 40 mph. at what time will they be 25 miles apart?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244