   Chapter 18, Problem 3CR ### Contemporary Mathematics for Busin...

8th Edition
Robert Brechner + 1 other
ISBN: 9781305585447

#### Solutions

Chapter
Section ### Contemporary Mathematics for Busin...

8th Edition
Robert Brechner + 1 other
ISBN: 9781305585447
Textbook Problem

# Write the formula for calculating the selling price of an item when the total purchase price, including sales tax, is known. (18-3)

To determine

The formula for calculating the selling price of an item when the total purchase price, including the sale tax is known.

Explanation

The selling price of an item is calculated by dividing the total purchase price by 100% more than the sales tax rate.

Thus, formula of selling price is given by:

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