Adress costs $89.10 after a 10% discount. how much was saved on the original dress?

$9.9

Step-by-step explanation:

If the discount was 10%, then the dress was bought at 90% which is $89.10,

if

90%=89.10

then,

100%=Y,   Let Y be our amount in Dollars

therefore,

90Y= 89.10

Y= (89.10X100) ÷ 90

Y= 8910÷90

Y= $99

This means that the 10% savings is,

Original price-Buying price

$99.00-$89.10 which is $9.9

15 units use socratic

step-by-step explanation: 15 units

the 3rd on is correct

step-by-step explanation: