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Mathematics, 27.01.2021 01:00 amanda2517
A convenience store sell pre-paid mobile phones. It purchases them for $12 each and uses a mark up rate of 250%.
a. The markup rate is the constant of proportionality in the equation y= kx. Write an equation that can be used to find the amount of markup on the cost x of a phone
b. Use the equation to calculate the markup amount. What is the retail price of a phone?
c. Next week the store is going to reduce the price to $31.50. Calculate what percent the sale price is of the retail price.
d. Based on your answer to part C, what is an equation in the form y = kx that relates the sale price to the retail price x?
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A convenience store sell pre-paid mobile phones. It purchases them for $12 each and uses a mark up r...
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