Compute the June 20xx cost of capital (rounded to nearest percent) for a investment center with the following information:

Pre-tax operating income for June 20xx $17,500,000

Assets at June 30, 20xx 6,200,000

Current liabilities at June 30, 20xx 4,000,000

Long-term liabilities at June 30, 20xx 1,500,000

Income tax expense for June 30,20xx 5,000,000

EVA 12,040,000