Objects First With Java - SolutionsJun 16, 2006 ... It determeines whether the circle was visible or not. Yes. As circle is either visible
or not, only two states(values) are needed. Exercise 2.46. In the printTicket
method of Code 2.8 the total is increased with the price of the ticket, and not the
balance. The balance is then decreased with the price. Exercise 2.49.
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