Find the probability.
-A bag contains 7 red marbles, 2 blue marbles, and 3 green marbles. What is the probability that a randomly selected marble is blue?
A) $\frac { 2 } { 9 }$
B) $\frac { 7 } { 12 }$
C) $\frac { 1 } { 6 }$
D) $\frac { 1 } { 4 }$

Question

Find the probability.
-A bag contains 7 red marbles, 2 blue marbles, and 3 green marbles. What is the probability that a randomly selected marble is blue? 
A) $\frac { 2 } { 9 }$
B) $\frac { 7 } { 12 }$
C) $\frac { 1 } { 6 }$
D) $\frac { 1 } { 4 }$

Quizplus · Accepted Answer

The total number of marbles is 7 + 2 + 3 = 12. Since there are 2 blue marbles, the probability of selecting a blue marble is $\frac{2}{12} = \frac{1}{6}$.

Find the Probability 29\frac { 2 } { 9 }92​ B) 712\frac { 7 } { 12 }127​

Find the Probability $\frac { 2 } { 9 }$ B) $\frac { 7 } { 12 }$