help me please!help me please!

Answer:
3. discount-100
sale price-400
4. discount-175
sale price-325
5. 250
6. 1004.8
7. sales tax-25
ATBP- 525
8. TAX-144
ATBP- 944
9. 400
10. 1200
Step-by-step explanation:
HOPE IT HELPS