13-15. what are the correct answers and how do i solve the following problems? thank you!

13. On March 1, 2021, Kimmy Co. Assigned its P1,000,000 accounts receivable to Rafaela Bank in exchange for a 2-month, 12% loan equal to 75% of the assigned receivables. Kimmy Co. received a loan proceeds after a 2% deduction for service fee based on the assigned notes. During March, P500,000 were collected from the receivables. Sales returns and discounts amounted to P150,000. How much net cash is received from the assignment transaction on March 1, 2021? PROBLEM 6 Kadita Co. factored P1,000,000 accounts receivable to Ruby Financing Corp. on a without recourse basis on January 1, 2021. Ruby charged a 4% service fee and retained a 10% holdback to cover expected sales returns. In addition, Ruby charged a 12% interest computed on a weighted average time to maturity of the receivables of 73 days based on 365 days. 14. How much proceeds is received from factoring? 15. How much is the cost of factoring assuming all of the receivables have been collected