A)Irene purchased some earrings that regularly cost $55 for a friend’s birthday. Irene used a “20% Off” coupon. How much did Irene pay for the earrings?
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B)Irene’s friend did not like the gift so she tried to return the earrings. She did not have the receipt, so the store would only give her store credit for 50% of the purchase price.
How much credit did Irene’s friend receive?
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C)What is the percent change from what Irene paid and what her friend returned it for?
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