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In a sale all prices are reduced by 25%. A computer was £472 before the sale.
A keyboard was £28 before the sale.
work out the total cost of the computer and the keyboard

Respuesta :

gavinMD

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Computer:

= 25% × £472 ÷ 100

= £118

= £472 - £118

= £354

Keyboard:

= 25% × £28 ÷ 100

= £7

= £28 - £7

= £21

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