Sammy's Interior Decoration Company designs custom showroom spaces in interior design marts across the country. The following data pertain to a recent reporting period. Design Department DRIVERS OVERHEAD Client consultation 750 contact hours $127,500 Drawing 1,200 design hours $97,200 Models 12,000 square feet $24,000 Project Management DRIVERS OVERHEAD Supervision 225 days $40,725 Billings 150 jobs $54,300 Required Use ABC to compute overhead rates for Billings. PRESENT YOUR ANSWER ROUNDED TO ZERO DECIMAL PLACES DON'T WRITE THE DRIVER, EXAMPLE IF YOUR ANSWER IS S300 PER MACHINE HOUR, JUST WRITE 300 DON'T USE COMMA SEPARATORS