Answer the items below: (a) an undertaking has a duplicate of 12,000.00 maturing in three months. When searching for a bank and proposing a duplicate discount, you are informed that the simple discount rate on the outside is 10% a.m and there is still a flat fee of 20.00 (charged on the discount date) to the administration fee. What equivalent simple monthly interest rate was charged by the bank in return for the advance of the funds? (b) a capital was applied for two years at compound effective interest of 2% per year. At the end of this period, one third of the interest earned was reapplied to the effective rate composed of 5% per year, obtaining a remuneration of 6,368.25 at the end of three years. What is the value of the capital initially invested? Answer the items below: (a) an undertaking has a duplicate of 12,000.00 maturing in three months. When searching for a bank and proposing a duplicate discount, you are informed that the simple discount rate on the outside is 10% a.m and there is still a flat fee of 20.00 (charged on the discount date) to the administration fee. What equivalent simple monthly interest rate was charged by the bank in return for the advance of the funds? (b) a capital was applied for two years at compound effective interest of 2% per year. At the end of this period, one third of the interest earned was reapplied to the effective rate composed of 5% per year, obtaining a remuneration of 6,368.25 at the end of three years. What is the value of the capital initially invested