At what level of revenue will the car wash break even

Each month, the owner of a carwash pays $2,500 in rent, $500 in utilities, $750 interest on the business loan, an insurance premium of $200, and $250 on advertising on local bus routes. A full-service carwash is priced at $10.50. Unit variable costs for the carwash are $7.50. At what level of revenue will the carwash break-even? A) $4,200 B) $10,500 C) $30,000 4700 D) $39,900 E) $14,700