Andrew is paid $4 per hour for the first 30 hours he works each week. He makes $5 per hour for each hour he works over 30 hours per week. In other words, total wages = fixed wages for 30 hours + additional wages at $5 per hour. A: Explain how this real-life situation is a function. What are the function’s input, output, domain, and range?

B: How does the function notation in this example compare with the standard notation?