SOLUTION: A pair of shoes was put on sale for 10% off. Then the pair was put on clearance for an additional 75% off the sale price if the final price was 20.25, what was the overall percenta

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: A pair of shoes was put on sale for 10% off. Then the pair was put on clearance for an additional 75% off the sale price if the final price was 20.25, what was the overall percenta      Log On


   

Question 267892: A pair of shoes was put on sale for 10% off. Then the pair was put on clearance for an additional 75% off the sale price if the final price was 20.25, what was the overall percentage off, not 85% percent.
Answer by palanisamy(496) About Me  (Show Source):
You can put this solution on YOUR website!
Let the original price be 100.
The pair of shoes was put on sale for 10% off.
So the reduced price = 100-10 = 90
Then there is an additional reduction of 75%
The new reduction = 90*(75/100)
= 67.5
So the new price = 90-67.5 = 22.5