FirebreathXZ FirebreathXZ

22-02-2015
Mathematics

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In a sale, normal prices are reduced by 20%
The sale price was £220
Calculate the normal price of the saddle

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apologiabiology apologiabiology

22-02-2015

so sale price= normal price-dicount
sale price=100%-20%=80%
therfor
220=80%of origonal price
80%
percent means parts out of 100
80%=80/100=8/10
220=8/10of origonal price
multiply both sdies by 10
2200=8 of origoal price
divide by 8
2200/8=275

origonal price=275

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