11. On December 18 of a leap year, Stacy opened a savings account by depositing $6,000. The account pays 1.45% interest, compounded daily. On December 19
she deposited $500, and on December 20 she withdrew $2,500. Find the missing
amounts in the table. Round to the nearest cent. What is her opening balance
on December 21?

Anew obstacle course is home to several new types of challenging obstacles. one such obstacle is traversing a 15-stair staircase. to make it more challenging, the stairs are not uniformly spaced. rather, the vertical space between consecutive stairs for the first 10 stairs is 113 feet and the vertical space for the last 5 stairs is 134 feet. what is the total vertical distance traveled ascending and descending the entire 15-stair staircase?