Jen and Barry's ice cream shop charges $170$ for a cone variable expenses are $$\mathrm{.}41$ per cone and fix costs are $2300$ per month of Valentine's Day. Promotion has been planned for the second week of February during this week of person buying a Kona regular prize of receive a seat free for a friend it's estimated that $775$ additional cones will be sold and that $975$ cones will be given away advertising cost for the promotion would be $170$ solve for the operating income.