What types of costs must businesses compute to find marginal cost ?

Write a select statement that returns product name, customer first name, customer last name, channel description, and amount sold for all the sales. make sure to returns sales even if there is no information on the customer, product, or channe

What is the name of the option in most presentation applications with which you can modify slide elements? 1. the option enables you to modify a slide element in most presentation applications.

Assume the existence of a bankaccount class. define a derived class, savingsaccount that contains two instance variables: the first a double, named interestrate, and the second an integer named interesttype. the value of the interesttype variable can be 1 for simple interest and 2 for compound interest. there is also a constructor that accepts two parameters: a double that is used to initialize the interestrate variable, and a string that you may assume will contain either "simple", or "compound", and which should be used to initialize the interesttype variable appropriately. there should also be a pair of functions getinterestrate and getinteresttype that return the values of the corresponding data members (as double and int respectively).