SOLUTION: Phoebe paid $32 for a pair of sandals that was listed for $40. What rate of discount did she receive? Thanks

Question 74250This question is from textbook Elementary algebra
: Phoebe paid $32 for a pair of sandals that was listed for $40. What rate of discount did she receive?
Thanks This question is from textbook Elementary algebra

Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Since the discount was $8 (40-32=8) we can say
Where p is the percentage
So take the discount and divide by the original price
So p=.20 or 20%. So she got a 20% discount

Check:
Let p=.2

works

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