12. Hector works in a gas station and earns $8.60 per hour. Last week he worked 29 hours. What was his gross pay? 13. Eddie works at Beep-N-Kleen car wash. He earns $8.40 per hour. Last week he worked x hours at this rate. Express his gross pay algebraically. 14. Lynn regularly works a 40-hour week and earns $9 per hour. She receives time-and-a-half pay for each hour of overtime she works. Last week she worked 43 hours. a. What was her regular gross pay? b. What was her hourly overtime rate? c. What was her overtime pay? d. What was her total pay for the week? 15. Amy regularly works 20 hours per week at Pook's Dry Cleaners from Monday through Friday. She earns $8.10 per hour and receives double-time pay for working Sundays. Next week she will work her regular 20 weekday hours, and an additional eight hours on Sunday. What will her total pay be for the week? 16. Tom earns $12.50 per hour at the Yankee Bowling Alley. He regularly works 40 hours per week. He is paid time-and-a-half for each hour of overtime work. Last week he worked 42 hours. What was his gross pay for the week? 17. Pedro works 35 regular hours per week at the Meadow Deli. His hours over 35 are considered overtime. He earns $9.20 per hour and receives time-and-a-half pay for each hour of overtime he works. Last week he worked 41 hours and received a gross pay of $305.80. This amount is incorrect. How much does Pedro's boss owe him? 18. Colby and Cheryl work in different local supermarkets. Colby regu- larly earns $8.90 per hour, and he is paid time-and-a-half for each hour of overtime he works. Cheryl regularly earns $7.10 per hour, and she is paid double time for an hour of overtime. Who earns more for one hour of overtime? How much more? 19. Ron earns x dollars per hour. He regularly works 40 hours per week. Express his annual salary algebraically. 20. Michael earns $10 per hour and works 40 hours per week. How many overtime hours would he have to work in a week for his time-and-a-half overtime pay to be greater than his regular gross pay? 21. Jim worked 40 regular hours last week, plus 8 overtime hours at the time-and-a-half rate. His gross pay was 51,248. a. What was his hourly rate? b. What was his hourly overtime rate? 22. Julianne works as a waitress. She earns $5.90 per hour plus tips. a. Today she worked x hours. Express her pay for these hours algebraically. b. She served nine tables. The total bill for these nine tables was y dollars. Julianne received 18% in tips from these bills. Express the amount she received in tips algebraically. c. Express Julianne's total earnings for the day algebraically