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A bag contains 30 marbles, 8 of which are green, 12 are blue, and 10 are purple. If 4 marbles are drawn at random find each probability
A) All 4 marbles are green
B) You draw 2 blue and 2 purple

Respuesta :

Answer:

A. 2/783.

Step-by-step explanation:

Prob(all 4 are green) = 8/30 * 7/29 * 6/28 * 5/27

= 2/783.

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