Paki sagot po please

1. PHP 2475.00
16,500 × 0.1
= 1650.00
2. PHP 630.00
4200 × 0.15
= 630
3. PHP 27.5
550×0.05
= 27.5
4. PHP 3600.00
30,000 × 0.12
= 3600
Again, I'm not sure Kung tama Po Ito. Ty po.