hi there can you please explain and answer questions 20-26

20. If an industrial firm uses the units of production method for computing depreciation on its only plant asset, factory machinery, the credit to accumulated depreciation from period to period during the life of the firm will a. Be constant b. Vary with unit sales c. Vary with sales revenue d. Vary with production e. None of the above 21. On January 1, 2019, the Accumulated Depreciation, Machinery account of a particular company showed a balance of $280,000. At the end of 2019, after the adjusting entries were posted it showed a balance of $300,000. During 2019, one of the machines that cost $94,000 was sold for $55,000 cash. This resulted in a loss of $3,000. Assuming that no other assets were disposed of during the year, how much was depreciation expense for 2019? a. $56,000 b. $47,000 c. $20,000 d. $55,000 22. On January 31, 2019, Low Company wrote off an uncollectible account of $2,000. The allowance method is used. The write-off would cause bad debt expense to a. Be unchanged b. Increase $2,000 c. Decrease $2,000 d. None of the above 23. Golden Company had the following transactions during the accounting period. Sold merchandise for $600; its cost was $400 Collected $400 from an accounts receivable. The account was established in the previous year Used office supplies of $50 Golden's net income for the period would be a $ 50 b. $900 c. $600 d. $150 24. Which of the following represents the maximum shares of stock issuable to the public? a. Authorized shares b. Issued shares c. Outstanding shares d. Unissued shares 25. What is the difference between cumulative and noncumulative preferred shares? a. They both receive dividends in arrears b. Cumulative's undeclared dividends accumulate each year until paid, while noncumulative's right to receive dividends is forfeited in any year that dividends are not declared c. Cumulative does not receive dividends but noncumulative does d. Cumulative preferred share's right to receive dividends is forfeited in any year that dividends are not declared. However, noncumulative's undeclared dividends accumulate each year until paid. 26. As of December 31, Mesa Company has a balance of $5,000 in accounts receivable of which $500 is more than 30 days overdue. Mesa has a credit balance of $45 in the allowance for doubtful accounts. Mesa estimates its bad debts losses at 1% of current accounts and 10% of accounts over thirty days. What adjustment should Mesa make to the allowance for doubtful accounts? a. $95 (credit) b. $55 (credit) c. $50 (credit) d. None of the above