REVIEW QUESTIONS AND EXERCISES 12.1 Given the following cost expenditures for a small ware- house project (to include direct and indirect charges), calcu- late the peak financial requirement, the average overdraft, and the ROR on invested money. Sketch a diagram of the overdraft profile. Assume 12% markup Retainage 10% throughout project Finance charge = 1.5% month Payments are billed at end of month and received one month later.