Mr. Robert has been appointed as the professor of University of Ghana and his monthly salary is ghs1700. Robert's clothing allowance us ghs 800, entertainment allowance is ghs2000, responsibility allowance is ghs1500, security allowance is 500. The University of Ghana provides Robert with a fully furnished house with Toyota camery, fuel and driver. Robert has a beautiful wife with two children. He receives GHS10,000 as his performance allowance annually but it will be paid this month on monthly basis. The university pays Robert's first and second tier. Robert's two children and his maid servant attends school. Robert's takes care of an 80 year old mother and 75 year old father.

Calculate his taxable income and paye.