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the price of gasoline decreased by 18%.if a liter of gasoline sold php 21.15before the decrease what was the amount of the decrease? ​

Sagot :

Answer: 17.343 (not sure btw)

Explanation:
18% of 21.15 = 3.807
21.15 - 3.807 = 17.343

(correct me if im wrong please)