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the cost of an item is increased by 5% then the new cost is then increased by 4% what is the total percentage increase

Guest Feb 28, 2017
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Call the original price, P

 

After the first increase, the price is 1.05P

 

After the second increase, the new price  is P(1.05) (1.04)  = 1.092P

 

So....the percentage increase is  ( [ 1.092 - 1] x 100 ) %  =  [.092 x 100]%  = 9.2%

 

 

cool cool cool

CPhill  Feb 28, 2017

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