Slip Systems had no short term investments prior to 2013. It had the following transactions involving short term investments in available for sale securities during 2013. 

Feb. 6 Purchased 3,400 shares of Nokia stock at $41.25 per share plus a $3,000 brokerage fee. 
15 Paid $ 20,000 to buy six  month U. S. Treasury bills (debt securities): $20,000 principal amount, 6% interest, securities dated February 15. 
Apr. 7 Purchased 1,200 shares of Dell Co. stock at $ 39.50 per share plus a $ 1,255 brokerage fee. 
June 2 Purchased 2,500 shares of Merck stock at $ 72.50 per share plus a $ 2,890 brokerage fee. 30 Received a $ 0.19 per share cash dividend on the Nokia shares. 
Aug. 11 Sold 850 shares of Nokia stock at $ 46 per share less a $ 1,050 brokerage fee. 
16 Received a check for principal and accrued interest on the U. S. Treasury bills purchased February 15. 
24 Received a $ 0.10 per share cash dividend on the Dell shares. 
Nov. 9 Received a $ 0.20 per share cash dividend on the remaining Nokia shares. 
Dec. 18 Received a $ 0.15 per share cash dividend on the Dell shares. 

Required: 

1. Prepare journal entries to record the preceding transactions and events. 
2. Prepare a table to compare the year end cost and fair values of the short term investments in available for sale securities. The year end fair values per share are: Nokia, $ 40.25; Dell, $ 40.50; and Merck, $ 59. 
3. Prepare an adjusting entry, if necessary, to record the year  end fair value adjustment for the portfolio of short  term investments in available for sale securities. Analysis Component 
4. Explain the balance sheet presentation of the fair value adjustment to slipâ€^TMs short term investments. 
5. How do these short  term investments affect 
(a) Its income statement for year 2013 
(b) The equity section of its balance sheet at the 2013 year  end?