Please explain how to solve for Net Operating Income.

Presidio, Incorporated, produces one model of mountain bike. Partial information for the company follows: Required: 1. Complete Presidio's cost data table. 2. Calculate Presidio's contribution margin ratio and its total contribution margin at each sales level indicated in the cost data table assuming the company sells each bike for $640. 3. Calculate net operating income (loss) at each of the sales levels assuming a sales price of $640. Complete this question by entering your answers in the tabs below. Calculate net operating income (loss) at each of the sales levels assuming a sales price of $640. Note: Round your answers to the nearest whole dollar amount. Presidio, Incorporated, produces one model of mountain bike. Partial information for the company follows: Required: 1. Complete Presidio's cost data table. 2. Calculate Presidio's contribution margin ratio and its total contribution margin at each sales level indicated in the cost data table assuming the company sells each bike for $640. 3. Calculate net operating income (loss) at each of the sales levels assuming a sales price of $640. Complete this question by entering your answers in the tabs below. Calculate net operating income (loss) at each of the sales levels assuming a sales price of $640. Note: Round your answers to the nearest whole dollar amount