Acellus Cx= k! (n-k)!
n!
Use:
k k!(n-k)!
to solve the combination.
A barbeque restaurant serves
four meats: brisket, chicken, ribs,
and turkey. How many two-meat
combos can be served for the
luncheon plate?
[?] meat combos
Enter

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is: