income statement date

sales revenue 50,000

prudction cost 26,000

delivery costs 1600

marketing cost 8500

administrative expense 2000

operating profit 14400

net interest 750

income before taxes 13650

taxes 4095

net income 9555

based on the above data, which of the following is false

A. production costs are 53% of revenue, thus resulting in a gross profit margin of 47%

B. administrative expense are 4% of revenue

C. net inerest cost are 1.5% of revenue

D. delivery cost are 2.8% of revenue and represent the company's smallest cost component

E. marketing cost are 17% revenue