Two brothers, Ty and Cam, went to a local bookstore to buy books for school. Ty bought 8 books for $113.92, and Cam bought 6 books for $92.82. They then compared their average cost per book. Ty paid an average cost of $ per book. Cam paid an average cost of $ per book.
So, paid an average cost of $ more per book than his brother.

answer:      

step-by-step explanation:

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.

answer: x=3 and y=4

step-by-step explanation: