adrinint methe espersts are flied The cest formils for seling and adinniarathe expenses with " K " oquar to the number of tooks sola is: Y=5+05,000+53x Y=3n0000+sinx y=sin600055x r=s10p00=54x University Store, Incorporated Income statement For the Quarter Ended March 31 Sales Cost of goods sold Gross margin $800,000560,000240,000 selling and administrative expenses Selling Administrative Net operating income \begin{tabular}{rr} $100,000 & \\ 110,000 & 210,000 \\ \hline & $30,000 \\ \hline \end{tabular}