in NissanGTR class, create an overriding method of startUp(). Inside startUp(), set the value of rpm to 900 and display the value of rpm.

q2- in NissanGTR class, create an overloading method of sportMode() with three parameters to set the value of rpm, fuelIntake and airIntake. Inside sportMode(), set the value of rpm, fuelIntake and airIntake to the value of the parameters.

public class Cart protected double rpm; protected double fuelIntake; protected double airIntake; public void startUp() { rpm - 400; 1 public void sportMode () System.out.println("There is no sport mode by default."); ) public String toString() { return "The current rpm is " + rpm + ". ) public class NissanGTR extends Car 1/ 1(a) overriding method for startUp() 1/ 1(b) overloading method for sportMode () 1/ 1(c) overriding method for toString()