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Chapter 3: Q. 133 (page 335)
In the following exercises, find the sale price.
Perla bought a cell phone that was on sale for off. The
original price of the cell phone was .
The selling price of the cell phone was
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Joe’s wallet contains \(and \)bills worth \(. The number of \)bills is five more than the number of $ bills. How many of each bill does he have?
Jaime has $in dimes and nickels. The number of dimes is 14 more than the number of nickels. How many of each coin does he have?
Michaela has in dimes and nickels in her change purse. She has seven more dimes than nickels. How many coins of each type does she have?
One angle of a right triangle measures degrees. What is the measure of the other small angle?
Marco hasto save for his daughter’s college education. He wants to divide it between one account that pays interest per year and another account that pays interest per year. How much should he invest in each account if he wants the interest on the total investment to be ?
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