On an average day, a company writes 53 checks worth a total of $6,300 that clear in 3.25 days. The company also collects 75 checks worth a total of $8,690 that clear in 2.75 days. What is the company's average disbursement float?

a) $15208

b) $20,475

c) $8690

d) $6300

e) $23898