The probability of buying a taco OR a drink is 45%
The uppercase P means probability.
Using parenthesis with the P tells us the probability of whatever event happens
P(A) means Probability of event A happening
P(B) means the probability of event B happening
P(A or B) means the probability of event A or event B (or both) happening.
What is the probability?
Probability is the branch of mathematics concerning numerical descriptions of how likely an event is to occur, or how likely it is that a proposition is true.
You then replace A with the customer buys taco and B with the customer buys drink to get the answer mentioned above.
Therefore the correct choice is B.
To learn more about the probability visit:
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