Total word count for every answer combined should be 250 words

1. Describe investing cash in current operations.
2. Describe investing cash in long-term investment.
3. Explain accounting for debt investments.
4. Describe purchase of bonds is done.
5. Explain sale of bonds.
6. Describe cost method with less than 20% of ownership.
7. Explain equity method owning between 20% to 50% ownership.