Need help ASAP. Consider the given functions.

Which graph represents the given function?

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

How do i solve uniform motion problems?