Respuesta :
There are two ways to get the answer of 128
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Method 1
sale price = (original price) - (20% of original price)
sale price = 160 - (20% of 160)
sale price = 160 - (0.2*160)
sale price = 160 - 32
sale price = 128
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Method 2
Sale price = 80% of original price
Sale price = 0.8*(original price)
Sale price = 0.8*(160)
Sale price = 128
The discount is 20% so the leftover bit (80%) is the sale price
--------------------------------------
Method 1
sale price = (original price) - (20% of original price)
sale price = 160 - (20% of 160)
sale price = 160 - (0.2*160)
sale price = 160 - 32
sale price = 128
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Method 2
Sale price = 80% of original price
Sale price = 0.8*(original price)
Sale price = 0.8*(160)
Sale price = 128
The discount is 20% so the leftover bit (80%) is the sale price