International Data Systems' information on revenue and costs is relevant only up to a sales volume of 107,000 units. After 107.000 units, the market becomes saturated and the price per unit falls from $18.00 to $10.80. Also, there are cost overruns at a production volume of over 107,000 units, and variable cost per unit goes up from $9.00 to $9.25. Fixed costs remain the same at $57,000. a. Compute operating income at 107,000 units. Operating income b. Compute operating Income at 207,000 units. Operating income