On march 1, Tessa Obato deposited a check for 9,364.85 in a savings account at State Bank. The account pays 4% interest calculated on a daily basis. Five days later, she withdrew 2,000.00. On march 28, 10 days later, she withdrew another 2,000.00. Three days later, on March 31, the bank computed interest. How much simple interest did her money earn?