Question

Question 1 CSEB113 Write a program to create customer's bll for an electrical appliance company. Assume the company sells only three different products: TV, VCR and CD player. The unit prices are RM3000, RM500 and RM300 respectively. The program must read the quantity of each piece of the items purchased from the user. It then calculates the cost of each item, the subtotal and the total cost after an 6% of GST. Your program must use the following functions, given the prototypes as below: float aubtotal_Tv (int); receives quantity and returns subtotal for TV float subtotal _vCR (int); receives quantity and returns subtotal for VCR float subtotal_CD (int); receives quantity and returns subtotal for CD player void display total (float) ; receives total amount (before tax), and display tax amount and total amount (after tax). Sample run of the program (text in bold are user input): Enter quantity for TV: 1 Enter quantity for vCR: 2 Enter quantity for CD Player: 1 DESCRIPTION TOTAL PRICE 3000.00 QTY UNIT PRICE 1 3000.00 TV 2 VCR 500.00 1000.00 300.00 1 300.00 CD PLAYER SUBTOTAL (RM) 4300.00 GST RM) 258.00 TOTAL (RM) 4558.00 Thank you!

Answer 1

Code

#include<iostream>
#include<iomanip>
using namespace std;
float subtotal_TV(int);
float subtotal_VCR(int);
float subtotal_CD(int);
void display_total(float);
const float TV_PRICE=3000.00;
const float VCR_PRICE=500.00;
const float CD_PRICE=300.00;
int main()
{
   int numOfTV,numOfVCR,numOfCD;
   float subTotal;
   cout<<"Enter quantity for TV: ";
   cin>>numOfTV;
   cout<<"Enter quantity for VCR: ";
   cin>>numOfVCR;
   cout<<"Enter quantity for CD Player: ";
   cin>>numOfCD;

   subTotal=subtotal_CD(numOfCD)+subtotal_TV(numOfTV)+subtotal_VCR(numOfVCR);
   cout<<fixed<<setprecision(2);
   cout.width(10);cout <<left <<"\nQTY";
   cout.width(20);cout <<left <<"DESCRIPTION";  
   cout.width(20);cout <<left <<"UNIT PRICE";
   cout.width(20);cout <<left <<"TOTRAL PRICE"<<endl;

   cout.width(10);cout <<left <<numOfTV;
   cout.width(20);cout <<left <<"TV";  
   cout.width(20);cout <<left <<TV_PRICE;
   cout.width(20);cout <<left <<subtotal_TV(numOfTV)<<endl;

   cout.width(10);cout <<left <<numOfVCR;
   cout.width(20);cout <<left <<"VCR";  
   cout.width(20);cout <<left <<VCR_PRICE;
   cout.width(20);cout <<left <<subtotal_VCR(numOfVCR)<<endl;

   cout.width(10);cout <<left <<numOfCD;
   cout.width(20);cout <<left <<"CD PLAYER";  
   cout.width(20);cout <<left <<CD_PRICE;
   cout.width(20);cout <<left <<subtotal_CD(numOfCD)<<endl<<endl;

   cout.width(45);cout <<left <<"SUBTOTAL (RM)";
   cout.width(10);cout <<right <<subTotal<<endl;
   display_total(subTotal);
   return 1;

}
void display_total(float subtotal)
{
   float tax=subtotal*0.06;
   float total=subtotal+tax;
   cout.width(45);cout <<left <<"TAX (RM)";
   cout.width(10);cout <<right <<tax<<endl;
   cout.width(45);cout <<left <<"TOTAL (RM)";
   cout.width(10);cout <<right <<total<<endl<<endl;
}
float subtotal_TV(int quantiy)
{
   return TV_PRICE*quantiy;
}
float subtotal_VCR(int quantiy)
{
   return VCR_PRICE*quantiy;
}
float subtotal_CD(int quantiy)
{
   return CD_PRICE*quantiy;
}

output

CWINDOWS system32\cmd.exe Enter quantity for TV: 1 Enter quantity for VCR: 2 Enter quantity for CD Player: 1 QTY DESCRIPTION UNIT PRICE TOTRAL PRICE 3000.00 1 TV 3000.00 2 VCR 500.00 1000.00 300.00 1 CD PLAYER 300.00 SUBTOTAL (RM) 4300.00 TAX (RM) TOTAL (RM) 258.00 4558.00 Press any key to continue 20:03 A ENG 28-08-2019 61% O Type here to search

If you have any query regarding the code please ask me in the comment i am here for help you. Please do not direct thumbs down just ask if you have any query. And if you like my work then please appreciates with up vote. Thank You.