Does this table represent a function? why or why not?

Yes, this table represents a function.

Function--

It is  a set of ordered pair of the type: (x,y) in which each input variable i.e. x is mapped to a single output i.e. y.

i.e. each of the value of x is mapped to a single y.

Here after looking the table we observe that each of the value of the independent variable i.e. Hours of training is mapped to a single value of the dependent variable i.e. monthly pay.

17   x 256=4352

sorry if this is wrong, i'm new.

step-by-step explanation:

where is the figure