Initialy, Latoya had $15 on his card.
After the purchase, there was $13.48 left on the card.
So, she spent $1.52.
The price of the ribbon was 8 cents per yard.
In dollars,
$0.08 per yard.
For $0.08, she can buy 1 yard of ribbon.
For $1.52, She can buy,
Therefore, She bought 19 yards of ribbon.