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.

Let c represent the number of hours Kersha works as an office clerk. Which equation can be used to find how many hours Kersha worked in both jobs?

A.

12c + 8.25 (55 - c) = 585

B.

12c + 8.25 (c - 55) = 585

C.

8.25c + 12 (55 - c) = 585

D.

12c + 8.25 (585 - c) = 55

Question

Camden Lee

Mathematics

9 September, 00:41

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.

Let c represent the number of hours Kersha works as an office clerk. Which equation can be used to find how many hours Kersha worked in both jobs?

A.

12c + 8.25 (55 - c) = 585

B.

12c + 8.25 (c - 55) = 585

C.

8.25c + 12 (55 - c) = 585

D.

12c + 8.25 (585 - c) = 55

+2

Answers (1)

Know the Answer?

Moshe Pierce · Answer 1

As office clerk Kersha earns hours c times rate $ 12.00 per hour

= 12c

As cashier Kersha works for total hours subtract office hours (55-c) so she will earn 55-c hours times rate $8:25

= (55-c) 8.25

Total earnings : 12c + 8.25 (55-c) = 585 so (A)