Exercise 12-17 (Algo) Special promotion-effects of a two-for-one sale LO 12-8, 12-9 Jen and Barry's ice cream shop charges $1.65 for a cone. Variable expenses are $0.4 per cone, and fixed costs total $2.300 per month. A Valentine's Dfy promotion is being planned for the second week of February. During this week, a person buying a cone at the regular price would receive a fiee cone for a friend, It is equimated that 775 additional cones would be sold and that 975 cones would be given away. Advertising costs for the promotion would be $125. Required: o. Calculate the effect of the promotion on operating income for the second week of February. b. Do you think the promotion should occur? Complete this question by entering your answers in the tabs below. Calculate the effect of the promotion on operating income for the second week of February. Note: Do not round Intermediate calculation and round your final answer to 2 decimal placos