**During a sale, a departmental store offered a storewide discount of a certain fixed percentage. Mrs Goh paid for $16 for a dress during the sale and saved $4.a) What is the percentage discount?b) How much did Mrs Goh save if she paid $20 for her purchases during the sale?**

**Solution**

**Saved ----- $4**

a)

a)

Price before discount ----- $4 + $16 = $20

Percentage discount ----- ($4 / $20) x 100% =

**20% (Answer)**

**b)**

Price at 80% ----- $20 (after 20% discounted)

10% ----- $20 divided by 8 = $2.50

20% discount ----- $2.50 x 2 = $5

**Answer: She saved $5**

## No comments:

Post a Comment