Question 3 (a) Interest rate amount is calculated based on the following conditions in Table 1. Write the calculate TotalRepayment () method definition. Table 1 : Car Interest rate (b) A class called Fraction has two data members, an int numer and an int denom (for the numerator and denominator). (10 marks) i. Write a constructor that accepts values for the numerator and denominator as arguments. (3 marks) ii. Write a tostring method that returns a String representation of the fraction. (3 marks) iii. Write an equals () method for fraction. Assume that all common factors have been removed from numerator and denominator. (9 marks)