Explanation to any of the questions would be really helpful and appreciated

1) Computation of total unrealied hold gain for investment in debt securities 2) The initial recording of investment securities 3) When to use the equity method of accounting for investments in common stock 4) When to use the fair value method of accounting for investments in equity securities 5) Identify investment securities not reported at fair value on the balance sheet 6 Accounting for cash dividends received by an investor under the equity method 7 Cacation of unrealized or realized gain or loss when available for sale securities are sold 8) Calclation of the balance in a deferred revenue account for gift cards 9) Determine how to account for and report a loss contingency 10) Determine the change in net assets when a company feels it is probable that it will receive a gain contingency and pay a loss contingency 11) Identify the formula used in an Excel worksheet cell to calculate the book value of an installment note after the second interest payment 12) The behavior of the amount of principal/interest paid with each succeeding payment on arn installment note (does it increase or decrease?) 13) The market interest rate compared to the stated rate of a bond when it is sold for more than its face value 14) The journal entry prepared when a company issues bonds between interest payment dates 15) Identify when revenue from gift card breakage be recognized 16) Given a bond amortization schedule, determine the annual market rate of interest 17) Calculate the amount of bond issue costs 18) Determine the amount a company should credit to paid-in capital in excess of par when half of a company's bonds are converted into shares of common stock 19) Calclate the debit to payroll tax expense, given information about a company's monthly payroll 20) Given examples of contingencies, determine which contingency should be accrued