55% of customers purchase Apple
20% of customers purchase Carrot
68% of customers purchase Apple or Blueberry
27% of customers purchase Apple and Blueberry
11% of customers purchase Apple and Carrot
10% of customers purchase Blueberry and carrot
7% of customers purchase all of the three produces
1- if we randomly selected a customer, what is the probability
that he or she purchase blueberry?
a- .44
b- .40
c- .58
d-.14
e-.28
2- what is the probability that a randomly selected customer buys
exactly one of the three produce?
a- .24
b- .44
c- .40
d- .60
e- .06
TOPIC:Set theory and Probability.
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