a caterer has 5 rolls. he is ordering more rolls. he can order up to 9 packages of rolls and each package contains 12 rolls. the caterer cannot order partial packages. the function that models the number of rolls the caterer has is f(p)=12p+5, where p is the number of packages the he orders.
what is the practical domain of the function?
all real numbers from 1 to 9, inclusive
all integers from 1 to 9, inclusive
{17, 29, 41, 53, 65, 77, 89, 101, 113}
all real numbers