Frank reads at least 24 pages but not more than 36 pages of a book. He reads 12 pages per hour.

Question

The number of hours Frank reads p pages is modeled by a function.
 
t(p)= p/12

1.) All real numbers from 2 to 3, inclusive.
2.) All real numbers.
3.) All real numbers from 24 to 36, inclusive.
4.) All multiples of 12 between 24 and 36, inclusive.