Bankstown Ltd commenced a project to design a more efficient extrusion system for its plastic pipes. The following outlays occurred: September: researcher salaries $$35586$; October: research materials $$33117$; November: re$-$development of the extrusion plant $$242885$; December: final adjustments to the extrusion plant $$35120.$ The amount to be expensed by Bankstown Limited at the end of the financial year, $31$ December, is: