Find the probability.
-A bag contains 5 red marbles, 2 blue marbles, and 1 green marble. What is the probability that a randomly selected marble is not blue?
A) $\frac { 1 } { 4 }$
B) $\frac { 4 } { 3 }$
C) 6
D) $\frac { 3 } { 4 }$

Question

Find the probability.
-A bag contains 5 red marbles, 2 blue marbles, and 1 green marble. What is the probability that a randomly selected marble is not blue? 
A) $\frac { 1 } { 4 }$
B) $\frac { 4 } { 3 }$
C) 6
D) $\frac { 3 } { 4 }$

Quizplus · Accepted Answer

The total number of marbles is 5 + 2 + 1 = 8. The number of marbles that are not blue is 5 (red) + 1 (green) = 6. Therefore, the probability of not selecting a blue marble is $\frac{6}{8} = \frac{3}{4}$.

Find the Probability 14\frac { 1 } { 4 }41​ B) 43\frac { 4 } { 3 }34​

Find the Probability $\frac { 1 } { 4 }$ B) $\frac { 4 } { 3 }$