On 7/7/2020, one of the companies discounted the following commercial papers: 1000 is due 10/10/2020 2000 maturing date ....... And in return for the discount process, I received an amount of (2500) dinars, so if I know that the discount rate is 8% annually Required: 1- Due date of the second bill. 2- The amount of the commercial discount for the second bill. 3- The present commercial value of the first bill.