Olivia works 22 hours a week at Adrenaline and earns $6.75 per hour. She also earns tips, which are 25% of her food sales. In one week, she earned $263.25. Select an equation to find x, her total food sales for that week.

A. 22(6.75) + 25x = 327.5
B. 25(6.75) + 22x = 327.5
C. 25(6.75) + 0.22x = 327.5
D. 22(6.75) + 0.25x = 327.5