Help me please to solve this.

1. Retired $190,000 of bonds, on which there was $1,900 of unamortized discount, for $198,000.
2. Sold 7,000 shares of $20 par common stock for $31 per share.
3. Sold equipment with a book value of $63,400 for $91,300.
4. Purchased land for $528,000 cash.
5. Purchased a building by paying $78,000 cash and issuing a $110,000 mortgage note payable.
6. Sold a new issue of $250,000 of bonds at 97.