do not round any in between calculations for accuracy. thank you ill be sure to rate your answer

Shamrock Company received an invoice of $28,700 dated February 26, 2015 with payment terms 5/10, 2/20, n/45. a. Calculate the amount required to settle the invoice on March 8, 2015. $0.00 Round to the nearest cent b. Calculate the amount required to settle the invoice on March 13, 2015. $0.00