Answer:
1. Base: 40 Rate: 20% Percentage: 8
2. Base: 1200 Rate: 45% Percentage: 540
3. Base: 300 Rate: 13% Percentage: 39
4. Base: 40 Rate: 85% Percentage: 34
5. Base: 120 Rate: 30% Percentage: 36
Step-by-step explanation:
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