Let's work through each of the questions step by step.
### 1. Estimate Nominal GDP for 2021 and 2022
Nominal GDP is calculated as the sum of the current prices of goods multiplied by the quantities produced in that year.
**Nominal GDP for 2021:**
- Quantity of Maize = 100 bags
- Price of a bag of Maize in 2021 = 50
\[
\text{Nominal GDP 2021} = 100 \, \text{bags} \times 50 \, \text{(price per bag)} = 5000
\]
**Nominal GDP for 2022:**
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