Please Help I'm having trouble with this and I have to turn this in asap!!!

A local store owner pays her employees time-and-a-half for overtime. That means if an employee works more than 40 hours per week, the store will pay him 1.5 times his regular hourly wage of $6.50.
(a) Write and graph a piecewise function that illustrates an employee's weekly pay, W, as a function of the number of hours, h, that employee works.
(b) Determine how much an employee will be paid if he were to work 50 hours in a week.

Question

Please Help I'm having trouble with this and I have to turn this in asap!!!

A local store owner pays her employees time-and-a-half for overtime. That means if an employee works more than 40 hours per week, the store will pay him 1.5 times his regular hourly wage of $6.50.
(a)	Write and graph a piecewise function that illustrates an employee's weekly pay, W, as a function of the number of hours, h, that employee works.
(b)	Determine how much an employee will be paid if he were to work 50 hours in a week.