use the data structure in solving this question

Objective: Review basic concepts of handling text files and simple data structures. Exercises: 1. Write a Java program to display the number of words in the file. 2. A text file. Whenda.txt" contains details of cars in a warehouse, sample file given below. Example: bedat CRV-3 CV6787272 150000.00 20.0 MRV-1 MV9890202 180000.00 20.0 Civic 82000.00 10.0 CC9939390 CV8393939 CRV-3 149000.00 20.0 The fields in the above columns are: a. Vehicle Name : String b. Engine Number : String c Vehicle Price double d. Profit double a Create a class Car with the following fields Vehicle Name : String Engine Number : String Vehicle Price : double . Profit double Total Price double Note: The total price of each car is calculated as follows: Total Price = (Vehicle Price) +(Vehicle Price* Profit/100) Create a test class with main method 1. Create an array of Cars b. 12 2. Create a Car object from the Car information in file "honda.rst" 3. Add the Car object to the array 4. Display the information of the Car which has the a given engine number. (Hint: create a method to take array of cars as input and an engine number and prints the car information if found.) 3. Write a method that multiplies two MXN 2D arrays. If the multiplication is not possible, an error message is displayed (Hint: check input array dimensions)