Table of contents
- 0. Review of Algebra4h 16m
- 1. Equations & Inequalities3h 18m
- 2. Graphs of Equations43m
- 3. Functions2h 17m
- 4. Polynomial Functions1h 44m
- 5. Rational Functions1h 23m
- 6. Exponential & Logarithmic Functions2h 28m
- 7. Systems of Equations & Matrices4h 6m
- 8. Conic Sections2h 23m
- 9. Sequences, Series, & Induction1h 19m
- 10. Combinatorics & Probability1h 45m
1. Equations & Inequalities
Linear Equations
2:38 minutes
Problem 19b
Textbook Question
Textbook QuestionExercises 19–20 involve markup, the amount added to the dealer's cost of an item to arrive at the selling price of that item. The selling price of a refrigerator is $1198. If the markup is 25% of the dealer's cost, what is the dealer's cost of the refrigerator?
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Markup
Markup is the amount added to the cost price of a product to determine its selling price. It is usually expressed as a percentage of the cost price. In this case, a markup of 25% means that the selling price is 125% of the dealer's cost, as the cost is included in the final price.
Selling Price
The selling price is the final price at which a product is sold to consumers. It is calculated by adding the markup to the dealer's cost. Understanding the relationship between selling price, cost, and markup is essential for solving problems related to pricing in business contexts.
Dealer's Cost
The dealer's cost is the original price that the dealer pays for an item before any markup is applied. To find the dealer's cost when given the selling price and markup percentage, one can set up an equation that relates these three values, allowing for the calculation of the cost price.
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