Shopping sale
A shop has a sale offering 20% off all items. A jacket originally costs £45. A customer buys the jacket and a pair of trainers originally priced at £60, also with 20% off. What is the total amount they pay?
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Add the original prices: £45 + £60 = £105.
ReplyDeleteSince both items have 20% off, find 20% of the total: 10% of £105 is £10.50, so 20% is £21.
Subtract the discount: £105 − £21 = £84.
Quick shortcut: paying after 20% off means you pay 80% of the price, so 0.8 × £105 = £84.