Sun Oil has three regions. Each region's required rate of return is 40 percent. Planned operating results for 2023 are: The company is planning an expansion requiring each region to increase its investments by 58,000,000 resulting in income of $2,800,000 and revenues of $5,600,000. Sun Oil has three regions. Each region's required rate of return is 40 percent. Planned operating results for 2023 are: The company is planning an expansion requiring each region to increase its investments by $8,000,000 resulting in income of $2,800,000 and revenues of $5,600,000. F. Companies may use net book value of fixed assets as a means for measuring assets. In your own words explain net book value of fixed assets