Solve the Problem $\frac { 1 } { 6 }$ B) $\frac { 7 } { 9 }$

Multiple Choice

Solve the problem.
-A marble is taken out of a bag containing 90 marbles: 15 red, 30 blue, 25 green, and 20 orange. Find the probability: P(an orange marble is not chosen)

A) $\frac { 1 } { 6 }$
B) $\frac { 7 } { 9 }$
C) $\frac { 2 } { 3 }$
D) $\frac { 13 } { 18 }$