Your Firm Generally Receives 5 Cheques a Month

Your firm generally receives 5 cheques a month. The cheque amounts and the collection delay for each cheque is shown below. Given this information what is the amount of the average daily float? Assume a 30-day month.

A) $2,108
B) $3,143
C) $7,254
D) $13,720
E) $18,860