Please answer the following accounting question thank you.

Question-7 The comparative Balance sheet date of Shah Co. Ltd as on June 30,2011 and 2012, followed by income statement data for the year ended June 30, 2012, is as under. Assets 2011 2012 Liabilities 2011 2012 Cash 50,000 56,000 Accounts payable 15,000 12,000 A/C Receivables 70,000 75,000 Allowances for Bad Debts 5,000 4,000 Merchandise Inventory 80,000 76,000 Allowances for Depreciation 6,000 8,000 Equipment 20,000 30,000 9% Bonds payable 60,000 50,000 Share Capital 120,000 145,000 Retained Earnings 14,000 18,000 Total 220,000 237,000 220,000 237,000 Cash dividend declared and paid during the year ended June 30,2012, amounted to Rs.20,000. Income Statement Data June 30, 2012 Net sales Cost of goods sold Gross Margin Operating expenses (Including depreciation expenses Rs.2,000) Net Income 120,000 (75,000) 45,000 (21,000) 24,000 Required: (a) Prepare a statement showing changes in working capital during the year ended June 30,2012 (b) Compute the amount of cash generated by the operational activities of the company using direct method. (c) Prepare cash flow statement using direct method for the year ended June 30, 2012