The index given by <math><mfrac><mrow><mo>∑</mo><msub><mi>p<

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1 + 1 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

The index given by ∑pnqn∑poqo is:

The Paasche’s index

The Laspeyre’s index

The value index

None of these