A t-shirt is in the sale section of a store. It has 20% off and the new sale price is £12. What was the original price of the t-shirt?
Original Price x Percentage Multiplier = New Price
Percentage Multiplier = (100-20)/100 = 0.8
OP x 0.8 = £12
OP = £12/0.8 = £15
KB
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