ito po yung rate percentage and base sa math

1.

Total Sales
-Php 278
Rate Of Commission
-5%
Commission
-_________

2.

Selling Price
-Php 4,500
Rate Sales of Tax
-6%
Sales Tax
-_________

3.

Principal
-Php 2,500
Rate Of Interest
-12%
Interest
-_________
Time
-3 Years​