Pharoah's Bakery sells strawberry cakes for $25 each. Last month Brandi sold 1280 cakes. Variable costs were $10 per cake and fixed costs totaled $3360. This month, Pharoah has decided to spend $1120 to sponsor a team for a Relay for Life golf tournament. She believes that the additional advertising from the sponsorship will generate 10% more sales than last month. What will be this month's operating income? O $8960 O $17760 O $16640 O $10080