Answer:
You're answer would be she saved 14.82 and her discount was 19% off.
Explanation:
By my understanding subtracting both 63.18 and 78.00 gives you the amount she saved which is be to exact 14.82 in total
step 1.find the original price
step 2.get the discount percentage
step 3.calculate the savings
step 4.subtract the savings from the original price to get the sale price
step 5.you have your answer.