3-4. A pack contains 4 blue,2 redand 3 black pens. If a pen is drawn at random from the pack, what is the probability of drawning a blue pen?

3. What is the total possible outcomes?
A. 9
B. 4
C. 2

4. What is the number of favorable outcomes?
A. 9
B. 4
C. 2​


Sagot :

If 2 pens are drawn at random from the pack, NOT replaced and then another pen is drawn. We have to find the probability of drawing 2 blue pens and 1 black pen. We have a total of 4 + 2 + 3 = 9 pens out of which 4 are blue, 2 are red and 3 are black pens.

Explanation:

Sana makatulong.