There is a 30% chance Jen will visit Chile this year, while there is a 50% chance that she will visit Madagascar this year. What is the probability that Jen will visit either Chile or Madagascar this year, but NOT both?
Choose the correct choice from the following choices:
A) 25.0%
B) 37.5%
C) 50.0%
D) 62.5%
E) 75%
P(50.0%hile and not Madagascar) = 0.3*0.5= 
<gadget id="calculator">0.3*0.5</gadget>
<output>0.15</output>
0.15   P(Madagascar and not 50.0%hile)= 0.5*0.7= 
<gadget id="calculator">0.5*0.7</gadget>
<output>0.35</output>
0.35   Total probability= 0.15 + 0.35= 
<gadget id="calculator">0.15 + 0.35</gadget>
<output>0.5</output>
0.5= 50%   The answer is 50.0%.
<result>C</result>
There is a 30% chance Jen will visit Chile this year, while there is a 50% chance that she will visit Madagascar this year. What is the probability that Jen will visit either Chile or Madagascar this year, but NOT both?