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The Price of an Item Is Reduced by 40% of Its Original Price. A Week Later It Is Reduced by 30% of the Reduced Price The Cashier

Problemas

The price of an item is reduced by 40% of its original price. A week later it is reduced by 30% of the reduced price The cashier informs you that there has been a total reduction of 34% Is the cashier using percentages correctly? If not, what is the actual percent reduction from the onginal price? A. The cashier is using percentages correctly. B. The cashier is not using percentages correctly The actual percent reduction from the original price is 58% C. The cashier is not using percentages correctly The actual percent reduction from the original price IS 17% D. The cashier is not using percentages correctly The actual percent reduction from the onginal price is 42%

Roztwór

Alberto maestro · Tutor durante 5 años
Weryfikacja ekspertów
4 (256 Votos)

Respuesta

To determine if the cashier is using percentages correctly, we need to calculate the total reduction in price based on the given percentages.Let's assume the original price of the item is 100 = 0.40 * 40 - The reduced price is 40 = 60 = 0.30 * 18 - The final price after the second reduction is 18 = 100- The final price after both reductions is 100 - 58Therefore, the actual percent reduction from the original price is:- ( 100) * 100% = 58%So, the correct answer is:B. The cashier is not using percentages correctly. The actual percent reduction from the original price is 58%.