Irafts 9 %. WI that pays an in- er takes a closer to invest EUR 15.000,-. 10.000,- of which shall be funded with a bank loan. His principal bank is not willing to grant any further loan. Frank pays his suppliers a few days after receipt of the invoice, whereas he con- cedes terms of payments of 45 days to his suppliers. The amount of suppliers' invoices adds up to EUR 240.500 p.a. A random sam- ple of several invoices shows brings up an interesting situation: supplier amount date invoice date inv. receipt term of payment payment date Cooperative 5.610,00 05.07 07.07 30 d net 16.07 Bioland 2.698,00 01.07 05.07 30 d net 13.07 Bioland 676 30.05 14.06 25 d net 23.06 Cooperative 1.679,00 15.05 16.05 30 d net 17.06 Bio-Farm 590 12.07 13.07 14 d net 16.07 Total 11.253,00 EUR 1.200,- and x. Furthermore he before 12 a.m. as of January 11th. (4 credit/debit bal- The total amount of outgoing invoices to catering-customers is EUR 120.000,- p.a. Customers are overwhelmed by the quality of the sausages. Further is sure to convince at least 80% of his catering-customers to agree to a reduction of the term of payment from 45 to 30 days. 1) Calculated on the basis of the date of receipt of invoices: what is the average weighted period (days) of premature payment to suppliers? (8 points) 2) What net (a) interest gain / (b) liquidity gain would be achieved by taking full advantage of the given term of payment? (5 points) 3) What net (a) interest gain / (b) liquidity gain would be achieved by accelerat- ing the payments made by catering customers by 15 days? (5 points) 4) What is the amount of bank loans that Further would still need after imple- menting these measures? (2 points)