Tom, Dick and Harry went for lunch to a restaurant. Tom had Tk. 100 with him. Dick had Tk. 60 and Harry had Tk. 40. They got a bill for Tk. 104 and decided to give a tip of Tk. 16. They further decided to share the total expenses in the ratio of the amounts of money each carried. They amount of money which Tompaid more than what Harry paid is Tk.---