Answer:
I believe it's A and B
Step-by-step explanation:
Answer:
Step-by-step explanation:
19 1/2 appointments because 6 1/2 hours divided by 1/3 of an hour (when the stylist schedules an appointment each time) equals 19 1/2. hope this helps!
20 total marbles....7 are green
probability on first draw is 7/20...and since the marble was not replaced, the probability on the second draw is 6/19. And since they cant happen at the same time, we multiply
7/20 * 6/19 = 42/380 which reduces to 21/190
