Module main() //Declare local variables Declare Real restaurantSales //Set gratuity tax rate as 10 percent Declare Real salesTaxRate=10 Declare Real restaurantTaxes Declare Real expectedGratuities //Set gratuity tax rate as 8 percent Declare Real gratuityTaxRate=8 Declare Real gratuityTax //call getRestaurantTax module getRestaurantTax(restaurantSales, salesTaxRate, restaurantTaxes); //call getGratuitiesTax module getGratuitiesTax(expectedGratuities , gratuityTaxRate, gratuityTax); //call display module display(restaurantSales, restaurantTaxes, expectedGratuities, gratuityTax) End Module Module getRestaurantTax(real restaurantSales, real salesTaxRate, real ref restaurantTaxes) //calculate the restaurant taxes restaurantTaxes=restaurantSales*(sa lesTaxRate/100.0) End Module Module getGratuitiesTax(real expectedGratuities, real gratuityTaxRate, real ref gratuityTax) //calculate the gratuities taxes gratuityTax=expectedGratuities*(gra tuityTaxRate/100.0) End Module Module display(real restaurantSales, real restaurantTaxes, real expectedGratuities, real gratuityTax) //print the sales ,gratuities to output window Print "Restaurant Sales, $" , restaurantSales Print "Restaurant Taxes, $" , restaurantTaxes Print "Expected Gratuities, $" , expectedGratuities Print "GratuityTax, $" , gratuityTax End Module

Check the explanation

Explanation:

Program module pseudo code to find the restaurant sales, gratuity tax

Module main()

  //Declare local variables

  Declare Real restaurantSales

//Set gratuity tax rate as 10 percent

  Declare Real salesTaxRate=10

  Declare Real restaurantTaxes

  Declare Real expectedGratuities

//Set gratuity tax rate as 8 percent

  Declare Real gratuityTaxRate=8

  Declare Real gratuityTax

  //call getRestaurantTax module

  getRestaurantTax(restaurantSales, salesTaxRate, restaurantTaxes);

  //call getGratuitiesTax module

  getGratuitiesTax(expectedGratuities, gratuityTaxRate, gratuityTax);

  //call display module

  display(restaurantSales, restaurantTaxes, expectedGratuities, gratuityTax)

End Module

Module getRestaurantTax(real restaurantSales, real salesTaxRate, real ref restaurantTaxes)

  //calculate the restaurant taxes

  restaurantTaxes=restaurantSales*(salesTaxRate/100.0)

End Module

Module getGratuitiesTax(real expectedGratuities, real gratuityTaxRate, real ref gratuityTax)

  //calculate the gratuities taxes

  gratuityTax=expectedGratuities*(gratuityTaxRate/100.0)

End Module

Module display(real restaurantSales,real restaurantTaxes, real expectedGratuities, real gratuityTax)

  //print the sales ,gratuities to output window

  Print "Restaurant Sales, $" , restaurantSales

  Print "Restaurant Taxes, $" , restaurantTaxes

  Print "Expected Gratuities, $" , expectedGratuities

  Print "GratuityTax, $" , gratuityTax

End Module