Help with the answer of this problem i do not understand how to do it

Consider the following function. which of the following graphs corresponds to the given function? w. x. y. z. a. z b. y c. x d.

Kerion has a beaded necklace business. she can make 12 necklaces is 2 hours. how long will it take her to make 9 necklaces?

The function f(x) is shown in this graph the function g(x)=6x