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In a sale, there is 50% off all prices. A chair costs £17.50 in the sale. How much was it before the sale?
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1 vote
In a sale, there is 50% off all prices. A chair costs £17.50 in the sale. How much was it before the sale?

User Stumf
by
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2 Answers

4 votes
£17.50 is 50% of what number
Now the same in math:
£17.50 = .50 x n pr £17.50 = .5n
Divide both sides by .5
n= £ 35
User Mattbdean
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7.7k points
4 votes
do 17.50 * 2 and youll get the answer so 17.50 * 2 is 35
User Ethan Schofer
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8.1k points
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