i need these questions answered.

Explain the difference between Tangible and Intangible Assets. What are the methods for cost allocations for the utilization of Tangible and Intangible assets? What Intangible and Tangible Assets cannot have cost allocations? Describe which ratios you would look at based on the following business questions?. A. How well is the company using its assets to generate income? B. How do we know each dollar of sales we make above the cost of goods sold? C. As an investor, which ratios would you look at to determine income you can make from the company you'll invest in and determine its solvency