Homework Answers

Mr. Tunan needs a directory that contains the following information.

(a) Name of a person

(b) Address

(c) Telephone Number

(d) Mobile Number

(e) Head of the family

He also needs a functionality to search the information of any person. Now develop a solution

using C++ for Tunan where you need to use a constructor to insert the information and a friend

function to show the output.

Develop a program by creating an 'Employee' class having the following functions and print the

final salary.

1 - 'getInfo()' which takes the salary, number of hours of work per day of employee as parameters

2 - 'AddSal()' which adds $10 to the salary of the employee if it is less than $500.

3- 'AddWork()' which adds $5 to the salary of the employee if the number of hours of work per

day is more than 6 hours.

NAVANA LIMITED has imported 50 new TOYOTA COROLLA CROSS.

So, the Managing Director has instructed the concerned department to keep all the information

of these 50 cars for future development and statistics. For that reason, the GM of Sales and

Marketing department has marked out the mandatory information which are Customer_Name,

NID_Number, Purchase_Date, Engine_No, Registration_No. Also, they want some

functionality which are like inserting the information, showing all the sold list of Car and

Changing the ownership of the car. Now develop a solution using C++ to help NAVANA

LIMITED implementing this system following the below instructions.

Create a class called 'Matrix' containing constructor that initializes the number of rows and the

number of columns of a new Matrix object. The Matrix class has the following information:

1 - number of rows of matrix

2 - number of columns of matrix

3 - elements of matrix (You can use 2D vector)

The Matrix class has functions for each of the following:

1 - get the number of rows

2 - get the number of columns

3 - set the elements of the matrix at a given position (i,j)

4 - Adding two matrices.

5 - multiplying the two matrices

You can assume that the dimensions are correct for the multiplication and addition.

 An egg distribution company uses different sizes of packings for eggs, that is, 30 eggs  packing, 24 eggs packing, 18 eggs packing, 12 eggs packing and 6 eggs packing. Write a program which  prompts user to enter total number of eggs (input validation is always must) to be packed and then  calculate how many packings of each size will be possible. Also tell if there will be any eggs left to be  packed. (10 marks)