1. Calculate the GST for the $100 item: $100 \times 0.05 = 5$.
Total cost = $100 + 5 = 105$.
2. TV price: $800$.
GST = $800 \times 0.05 = 40$.
PST = $800 \times 0.07 = 56$.
Total cost = $800 + 40 + 56 = 896$.
3. Shirt cost: $60$.
GST = $60 \times 0.05 = 3$.
Total cost = $60 + 3 = 63$.
4. Laptop price: $1200$.
Tax total = $1200 \times 0.12 = 144$.
Total cost = $1200 + 144 = 1344$.
5. Book price: $25$.
GST = $25 \times 0.05 = 1.25$.
Total cost = $25 + 1.25 = 26.25$.
6. Meal cost $45$.
GST = $45 \times 0.05 = 2.25$.
Tip = $45 \times 0.10 = 4.5$.
Total cost = $45 + 2.25 + 4.5 = 51.75$.
7. Sofa price $1000$.
GST = $1000 \times 0.05 = 50$.
PST = $1000 \times 0.07 = 70$.
Total cost = $1000 + 50 + 70 = 1120$.
8. Shoes $90$.
GST = $90 \times 0.05 = 4.5$.
Total cost = $90 + 4.5 = 94.5$.
9. Phone case $250$.
Tax = $250 \times 0.05 = 12.5$.
Total cost = $250 + 12.5 = 262.5$.
10. Item $75$.
GST = $75 \times 0.05 = 3.75$.
PST = $75 \times 0.07 = 5.25$.
Total cost = $75 + 3.75 + 5.25 = 84$.
11. Computer $1500$.
GST = $1500 \times 0.05 = 75$.
Total cost = $1500 + 75 = 1575$.
12. TV $500$.
Tax = $500 \times 0.12 = 60$.
Total cost = $500 + 60 = 560$.
13. Appliance $320$.
Tax = $320 \times 0.05 = 16$.
Total cost = $320 + 16 = 336$.
14. Couch $2000$.
Tax = $2000 \times 0.12 = 240$.
Total cost = $2000 + 240 = 2240$.
15. Meal $25$.
GST = $25 \times 0.05 = 1.25$.
Tip = $25 \times 0.15 = 3.75$.
Total cost = $25 + 1.25 + 3.75 = 30$.
16. Phone $650$.
GST = $650 \times 0.05 = 32.5$.
PST = $650 \times 0.07 = 45.5$.
Total cost = $650 + 32.5 + 45.5 = 728$.
17. Item $45$.
Tax = $45 \times 0.10 = 4.5$.
Total cost = $45 + 4.5 = 49.5$.
18. Toy $75$.
Tax = $75 \times 0.05 = 3.75$.
Total cost = $75 + 3.75 = 78.75$.
19. Appliance $1100$.
Tax = $1100 \times 0.12 = 132$.
Total cost = $1100 + 132 = 1232$.
20. Gaming console $1250$.
GST = $1250 \times 0.05 = 62.5$.
Total cost = $1250 + 62.5 = 1312.5$.
Tax Calculations
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