1. Kersha has two jobs. During the day she works as an office clerk, and in the evening she works as a cashier. Her office job pays her $12.00 per hour. Her cashier job pays her $8.25 per hour. In one week, Kersha worked 55 hours. She earned a total of $585.

How many hours did Kersha work in each job?

a.Office clerk: 35 hours; cashier: 20 hours

b. Office clerk: 31 hours; cashier: 24 hours

c. Office clerk: 20 hours; cashier: 35 hours

d. Office clerk: 28 hours; cashier: 27 hours