SOLUTION: A toy was reduced in price from $40 to $36 what is the percentage discount

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Question 853175: A toy was reduced in price from $40 to $36 what is the percentage discount
Answer by harpazo(655) About Me  (Show Source):
You can put this solution on YOUR website!

(45-36)/45 = p/100
9/45 = p/100
45p = 9(100)
45p = 900
p = 900/45
p = 20
Answer: 20%