Calling Instance Methods Practice Test

A BankAccount class has methods void deposit(double amount) and boolean withdraw(double amount). If BankAccount acct = new BankAccount(40.0); what is returned when withdraw(60.0) is called, assuming it fails when funds are insufficient?

A Car class has methods: void service(String serviceType) records a service entry; int getMileage() returns mileage. Car car = new Car("Accord", 10000) exists. Which method call correctly records an oil change for car?