Answer:
0.5
Step-by-step explanation:
Let D be the event of selecting a marble with dots.
Let P be the event of selecting a purple marble.
The probability of selecting a marble with dots, P(D)=0.2
The probability of selecting a marble that is both purple and has dots, 
We want to determine the probability of selecting a purple marble given that the marble has dots on it, P(P|D)
By the definition of conditional probability:

The probability of selecting a purple marble given that the marble has dots on it is 0.5.
Answer:
bottom left :)
Step-by-step explanation:
Answer:
ITs C One solution
Step-by-step explanation:
Two sides are not equal.
Is the answer 5r-1? I'm not sure tho sorry if it's wrong!