Answer:
[tex]\frac{2}{9}[/tex] or about 22%
Step-by-step explanation:
There are 9 marbles in total.
[tex]4 +2 + 3 =9[/tex]
There are 2 blue marbles.
[tex]\frac{preferredevents}{total events} =\frac{2}{9}=0.2222...[/tex]
There is about a 22% chance that you would pick a blue marble.