Vkook4Life Vkook4Life

11-01-2019
Mathematics

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In a sale there is 50% off all prices. A chair costs £45 in the sale. How much was it before the sale?

Respuesta :

shay2400 shay2400

11-01-2019

$90 before the sale. 50% is half. 45x2= 90.

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wegnerkolmp2741o wegnerkolmp2741o

11-01-2019

Answer:

90

Step-by-step explanation:

Sale price = original price * (1-discount)

We know the sale price and the discount

45 = original price (1-.5)

45 = original price(.5)

Divide each side by .5

45/.5 = original price

90 = original price

Answer Link

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