If Paasche's index number is 160 and Las

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Target Exam

CUET

Subject

-- Applied Mathematics - Section B2

Chapter

Index Numbers and Time Based Data

Question:

If Paasche's index number is 160 and Laspeyre's index number is 250, then Fisher's index number is:

Options:

150

200

300

Correct Answer:

200

Explanation:

The correct answer is Option (2) - 200

$\text{Fisher's index} = \sqrt{(\text{Laspeyres})(\text{Paasche})}$

$= \sqrt{250 \times 160}$

$= \sqrt{40000}$

$= 200$

The Fisher's index number is $200$.