need help with research assignment 11-3, question a-d with calculations to understand answers.

If'ixcd versus variable cost Use the 2014 for Snap-on to complete the following requirements. To obtain the 10-K, can use the EDGAR system (see Appendix A at the back Of this text for instructions). or it can be found under "Corporate" and "Investor Information" on the company's porate at www.snapon.com. Be sure to read carefully the following portions of the nument: Item l. Business" on pages 45. "Consolidated Statement of Earnings" on page 61. Required a. Calculate the percentage increase in Snap-on's sales and its "earnings from continuinz eceracns" from 2013 to 2014. b. fixed costs or variable costs be more likely to explain why Snap-on-s operati earnings increased by a bigger percentage than its sales? c. On page 68, Snap-on reported that it incurred research and engineerin2 costs of mllion in 2014. If this cost is thought of in the context of the number of units of products sold. should it be considered as primarily fixed or variable in nature? d. If the research and engineering costs are thought of in the context of the number of new products developed, should they be considered as primarily fixed or variable in nature? Writina Assianment Cost averaging ATCI 1-4 families.