Create a limit on the maximum no. of bottles the firm can make,
The required details about  externality is mentioned in below paragraph.
<h3>How Do Externalities Work?</h3>
An externality is a cost or benefit a producer generates but does not personally bear or receive. An externality can result from the creation or consumption of a good or service and can be both positive and negative.
Externalities happen when creating or consuming a good has an effect on parties who are not involved in the transaction directly. Externalities can be either good or bad. They can result from either production or consumption as well. For instance, simply entering a city center will increase the pollution and traffic for individuals who live there.
to learn about  externality here-
brainly.com/question/24258985
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Julie is focused on the control managerial function when she measures performance and corrects as necessary. There are five types of management functions and they are planning, organizing, directing, coordinating and control. In the control stage it allows managers to determine how much or how little control over the organization and their employees they wish to have. 
 
        
             
        
        
        
Answer:
rapid prototyping
Explanation:
Rapid prototyping (RP) is a family of manufacturing methods to make engineering prototypes in the minimum possible delivery times, based on a model of the article made in a computer-aided design system (CAD)
Rapid prototyping is an excellent way to check the functionality, dimensions and design characteristics of the designs, without going through the usual long prototyping process that requires specific technical and experienced tools.
 
        
             
        
        
        
Answer:
Product                 Qty    Cost     Market      LCM           Result
Mountain Bikes      30     $700    $650       30*650      $19,500
Skateboards           26     $230    $260       26*230      $5,980
Gliders                     12     $870     $830       12*830      $
9,960
 
        
             
        
        
        
<span>perhaps u want the formula for the percentage of markup, giving the cost and selling price.
..(selling price) = (cost) + (Markup)
..(selling price) - (cost) = (markup)
so,
..(markup)/(selling price)*100% = ((selling price) - (cost))/(selling price) * 100%
.. =(1 -(cost)/(selling price))*100%
</span>