There is a 40% chance that Betty will visit Denmark this year, while there is a 30% chance that she will visit Peru this year. What is the probability that Betty will visit either Denmark or Peru this year, but NOT both?  Choose the correct option
A) 44%  B) 46%  C) 48%  D) 50%  E) 52%
P(Denmark but not Peru)=0.4*0.7= 
<gadget id="calculator">0.4*0.7</gadget>
<output>0.28</output>
0.28   P(Peru but not Denmark)=0.3*0.6= 
<gadget id="calculator">0.3*0.6</gadget>
<output>0.18</output>
0.18   P(Denmark or Peru but not both)=0.28+0.18= 
<gadget id="calculator">0.28+0.18</gadget>
<output>0.46</output>
0.46   The answer is 46%.
<result>B</result>
There is a 40% chance that Betty will visit Denmark this year, while there is a 30% chance that she will visit Peru this year. What is the probability that Betty will visit either Denmark or Peru this year, but NOT both?