Mathematics for IGCSE & O level - Percentages (Section 2 - No. 43)
If a store offers '50% off' of an item, what is the relationship between the sale price and original price?
The sale price is double the original price.
The sale price is half the original price.
The sale price is 75% of the original price.
The sale price is the same as the original price.
Explicació
A 50% discount means the sale price is one-half of the original price.