After downloading the Excel form on this page, follow the instructions provided below to create your own worksheet version of Exhibit 2-12 on page 42. Instructions: 1. Enter formulas in the cells that contain question marks. For example, in cell 018 enter the formula "= 36". 2. After entering formulas in all of the cells that contained question marks, verify that the dollar amounts in both the traditional and contribution format income statements match the numbers in Exhibit 2-12 in the text. Once you have verified that your worksheet matches Exhibit 2-12, return to the textbook and complete the requirements as assigned by your instructor