The followng sales and cost data (in thousands) are for two companles in the transportation industry: Required: 1-a. Calculate the degree of operating leverage (DOL) for each company: 1-b. If sales increase from the present level, which company benofits more? 2 Assume that sales rise 5% in the nex year but that every hing else remains constant. Calculate the percentage inctease in ptofic for each company. Complete this question by entering your answers in the tabs below. Reg 1A Req in Req? Calculate the degree of operating leverape (DOL) for each company. (Round vour answers to 3 dedmal places. Complete this question by entering your answers in the tabs below. Assume that sales rise 596 in the next year but that everything else remains corstant. Calculate the percentage increase in