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Question 3 A bag contains 5 red marbles, 3 green marbles and 4 yellow marbles. What is the probability of picking: A red marble and a yellow marble without replacement? A green marble or a yellow marble? A green and a yellow and a red marble with replacement? a. b. C.​

Respuesta :

Answer:

Step-by-step explanation:

P(a red marble and a yellow marble)=5/12 ×4/11=5/33

P (a green or a yellow marble)=5/12+4/12=9/12=3/4

P(a green and a yellow and a red marble)=5/12×3/12×4/12=5/144