Spice Inc.'s unit selling price is $49, the unit variable costs are $36, fixed costs are $118,000, and current sales are 9,400 units. How much will operating income change W sales increase by 5,100 units? Oa. 5122,200 Increase Ob. $185,500 in Oc 566,300 increase Od. 5122,200 de Next Zeke Company sells 23,600 units at $16 per unit. Variable costs are 39 per unit, and fixed costs are $39,000. The contribution margin ratio and the unit contribution margin, respectively, are Os 45 and 57 per unit Ob und 16 per Oc. 23 516 permit Od 256 und 39 per If fixed costs are $239,000, the unit selling price is $119, and the unit variable costs are $77, the break-even sales (units) is Oa. 2,008 units Ob. 3.104 units Oc. 1,219 units Od. 5,690 units de If fixed costs are $821,000 and variable costs are 65% of sales, the break-even point in sales dollars is Oa. 53.166,714 Ob. 52,345,714 Oc. $1,354,650 Od. 5533,650