A cookie is chosen from a jar containing 4 choc chip, 3 pb, 2 oatmeal.  What is the probability that you will choose a choc chip.  Express your answer as a fraction in lowest form.

Sagot :

[tex]|\Omega|=9\\ |A|=4\\ P(A)=\frac{|A|}{|\Omega|}=\frac{4}{9}[/tex]