Kathy Owed Her Dad $80 and Then Paid Off $24

Kathy owed her dad $80 and then paid off $24 from her tip earnings.
A) What percent of the original debt had she paid?
B) What percent was still owed?
C) What was her new debt after the payment?
The following evening, she paid him an additional $20 from her tip earnings.
D) What percent of her new debt was paid off?
E) What was her debt after the last payment?
F) What percent of her original debt is now paid off?