Mr. Rahim is a farmer whose only income is from agriculture. Compute taxable income for Mr. Rahim for the year ended on 30 th June, 2020 considering: Sale of rice 170 maunds @ Tk. 720 per maund; Sale of potato 250 maunds @ Tk. 170 per maunds; Income from Borga Tk. 50,000; lease of agricultural land Tk. 3,00,000. Expenses relating to all these income are: Cost of seeds and fertilizer Tk. 38,800; Labor charge Tk. 45,000; maintenance costs of agricultural equipments Tk. 3,500. Depreciation on tractor @ 20% Tk. 15,000. Allowable depreciation for tractor as per the 3 rd schedule of the ITO, 1984 is at the rate of 15%.