There are 12 balls in a jar: 6 red, 2 blue and 4 green. If a single ball is drawn from the jar, what is the probability of that it is either blue or red?	Choices.
A) 1/12
B) 1/4
C) 1/2
D) 2/3
E) 3/4
Blue + Red =8   Total number of balls is  6+2+4= 
<gadget id="calculator"> 6+2+4</gadget>
<output>12</output>
12   So the answer is 8/12=2/3   Answer 2/3
<result>D</result>
There are 12 balls in a jar: 6 red, 2 blue and 4 green. If a single ball is drawn from the jar, what is the probability of that it is either blue or red?