Michael Tech Inc. has decided to package its cell phone in a smaller recyclable package additionally the company will discontinue the practice of shipping each phone with a 250 perch use your manual instead will make a manual available online these changes will result in a lighter but more difficult package for shippers to handle the weight of each packaged phone has dropped from 0.9 pounds to 0.4 pounds as a result of these changes in the free classification has worsened from 55 to 77.5 use the table below to calculate the difference in micro tax monthly shipping charges if the company ships 12,500 phones per month:

questions are shown below:

Class 50 55 60 65 70 77.5 85 92.5 100 Matrix of Weight Breaks and Freight Class ($/cwt)