Question: Answer ALL questions 1. Write the definition of classes and interfaces in the diagram below using following details: a) Interface Vehicle has a method speed().

Answer ALL questions 1. Write the definition of classes and interfaces

Answer ALL questions 1. Write the definition of classes and interfaces in the diagram below using following details: a) Interface Vehicle has a method speed(). b) Override the method speed() in all subclasses. c) Define a non-abstract method increaseSpeed() in Car class

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