Answer:
<em>C++</em>
#include <iostream>
#include <cmath>
using namespace std;
///////////////////////////////////////////////////////////////////////
int noOfGallons(int wallArea) {
int gallon = 350;
int gallon_price = 32.0;
float total_price = 0.0;
///////////////////////////////////////////
float noOfGallons = (float)wallArea/(float)gallon;
printf("No of gallons needed %.2f", noOfGallons);
cout<<endl;
//////////////////////////////////////////
total_price = noOfGallons*gallon_price;
return round(total_price);
}
int wallArea(int length, int width, int height) {
int wall_area = length*width;
int total_price = noOfGallons(wall_area);
}
///////////////////////////////////////////////////////////////////////
int main() {
int length, width, height;
///////////////////////////////////////////
cout<<"Enter length: ";
cin>>length;
cout<<"Enter width: ";
cin>>width;
cout<<"Enter height: ";
cin>>height;
cout<<endl;
///////////////////////////////////////////
int total_price = wallArea(length, width, height);
cout<<"Total price: $"<<total_price;
///////////////////////////////////////////
return 0;
}