John and Amber work at an ice cream shop. The hours worked and wages earned are given for each person. John and Amber work at an ice cream shop. The hours worked and wages earned are given for each person. John and Amber work at an ice cream shop. The hours worked and wages earned are given for each person. John and Amber work at an ice cream shop. The hours worked and wages earned are given for each person. John and Amber work at an ice cream shop. The hours worked and wages earned are given for each person. Determine the unit rate, \frac{y}{x} x y , of John's wages over time.