Can anyone help me with this. the overall output should be "total income from sale of tickets is 117.00". ill like upon completion.

I 20 21 22 23 24 25 26 1 // This program ask the user for the number of tickets 2 // sold for each of the following classes 3 // Class A - $15 each Class B - $12 each 5 // Class C - $ 9 each 6 // Then it calculates the total sales and displays the result 7 // in fixed-point notation, with two decimal places of 8 // precision, and the decimal point is always displayed. 9 // 10 // Author: Diego Padilla 11 // Date: 02/06/2021 12 // 13 #include 14 #include 15 using namespace std; 16 17 int main() 18 { 19 Il Declare variables Here Il Declare three constants to hold Class prices // Set the desired output formatting for numbers // BEFORE SUBMITTING TO VOCAREUM 11 Comment out the cout statement that tells the user what to enter. 27 Il Do not delete; just add double forward slashes before the statement. Il Prompt user for input on the number of Class A tickets sold 30 1/ Prompt user for input on the number of Class B tickets sold 32 33 1/ Prompt user for input on the number of Clsass C tickets sold 34 35 36 1/ Calculate the total ticket sales 37 38 39 1/ Display the total ticket sales 40 cout