Erindale Automotive borrowed $8,900 from the Bank of Montreal on a demand note on May 10. Interest on the loan, calculated on the daily balance, is charged to Erindale's current account (the separate interest method) on the 10th of each month. Erindale made a payment of $2,000 on July 20, a payment of $3,000 on October 1, and repaid the balance on December 1. The rate of interest on the loan on May 10 was 8% per annum. The rate was changed to 9.5% on August 1 and to 8.5% on October 1. What was the total interest cost for the loan? June 10 Calculate the interest charged on June 10. July 10 Calculate the interest charged on July 10. August 10 Calculate the interest accrued to July 20. Calculate the new principal on July 20. Calculate the interest accrued to August 1. Calculate the interest accrued to August 10. Calculate the interest charged on August 10.