SECTION A: PERCENTAGES AND FRACTIONS
Repeated Percentage Change - Double Discount
A shopkeeper reduces all his original prices by 70% for a sale.
At the end of the sale, the shopkeeper has a final clearance day when all the sale
prices are reduced by a further 25% of the sale price.
Sophie buys an article at the final clearance day price.
What percentage of the original price does she pay?
Give your answer to 3 significant figures