Can someone please help me with this Horizontal Analysis?

Holly Company Income Statement 20109 20108 Change $ Change Sales 9,000 7.000 Cost of Goods Sold 5,400 4.200 Gross Profit 3.600 2,800 Depreciation expense 200 200 other operating expenses 2,400 Income from Operations 200 Gain on Sale of Land 100 Net Income 800 200 Holly Company Comparative Balance Sheet 2009 2008 Change $ Change Assets Cash 1,045 850 Accts Receivable 550 540 Inventory 1,460 1.450 Land Plant & Equipment 1,700 1,700 Accumulated Depreciation 720 (520) Total Assets 4,035 4,020 Liabilities & Equity Accounts Payable 715 Long Term Debt 200 500 Common Stock 800 Retained Earnings 2.320 2,020 Total Liability & Equity 4,035 4,020