i-iii? Step by step?

2. a). What is the assumption underlying the "Percentage of Sales Approach" to Financial Forecasting? Indicate any weaknesses of the model. b). Data, Inc Balance Sheet at Dec 31, 2018 is given as: Cash Accounts Receivable Inventory Fixed Assets 100 250 300 950 Accounts Payable Notes Payable Accruals Long-Term Debt Common Stock Retained Earnings Total Claims 250 150 200 200 300 500 1600 Total Assets 1600 Sales in 2018 were $2000 and they are projected to increase by 10% during 2019. Dividend payout ratio is 40%, and the net profit margin is 5%. i. What would be the Additional Funds Needed for 2019? ii. Prepare the Pro-Forma Balance Sheet for 2018 assuming that all the Additional Funds Needed is raised through Long-Term Debt, iii). Calculate the Current Ratio and Debt Ratio for 2019