Dart were as folows same. Required: a. What was the break cven volume in number or units last year (Mear it? b. Astume that the managers estimates are correct for Wear 2 . How mary unis would have fo be solit in Wear 2 so earn the sarne operating profits as carned in Year 1 ? c. Assume that the managers' estimates on price and unit variable costs are correct for hesi 2, bua bhey are unceitan aboun fined was to rermain the same in Year 2 as in Year 1? Complate this question by entering your answers in the tabs below. Eume that the managers estimates are correct for Year 2 . How mamy units would have to be solit in Year 2 to ean the same gersting profits as earned in Vear 17