TrAmp Inc. recorded the following data for last six months activities: Month . Transportation costs ($). No. of deliveries made Jan 8580...... 790 Feb 8460...... 767 Mar 8280...... 720 Apr 8650...... 759 May 8760...... 813 Jun .. 8530...... 771 Using the high-low method, the companys

(a) variable transportation cost per delivery (2 decimal places) is $

(b) The total net income at the end of the period is $

(c) The total selling and administrative expenses in the traditional approach income statement is $