20
2020 customers are eating dinner at a local restaurant. The restaurant accepts cash or credit as forms of payment. Of the
20
2020 customers,
4
44 have enough cash to pay for their meal,
16
1616 have a credit card, and
3
33 have enough cash and a credit card. Using this information, answer each of the following questions.
Let
A
AA be the event that a randomly selected customer has enough cash and
B
BB be the event that a randomly selected customer has a credit card.
What is
P
(
A
)
P(A)P, left parenthesis, A, right parenthesis, the probability that a customer has enough cash?
What is
P
(
B
)
P(B)P, left parenthesis, B, right parenthesis, the probability that a customer has a credit card?
What is
P
(
A
and
B
)
P(A and B)P, left parenthesis, A, start text, space, a, n, d, space, end text, B, right parenthesis, the probability that a customer has enough cash and a credit card?
What is
P
(
A
or
B
)
P(A or B)P, left parenthesis, A, start text, space, o, r, space, end text, B, right parenthesis, the probability that a customer has enough cash or a credit card?