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प्रश्न
Calculate the price index number for the given data.
| Commodity | A | B |
| Price in 2020 (₹) | 20 | 30 |
| Price in 2021 (₹) | 40 | 40 |
योग
उत्तर
| Commodity | Price in 2020 (₹) (Base Year) P0 | Price in 2021 (₹) (Current Year) P1 |
| A | 20 | 40 |
| B | 30 | 40 |
| Total | ∑p0 = 50 | ∑p1 = 80 |
Price Index Number `"P"_{01} = (sum"P"_1)/(sum"P"_0) xx 100`
∴ `"P"_{01} = 80/50 xx 100`
∴ `"P"_{01} = 160`
∴ Price Index Number = 160
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