Target Exam

CUET

Subject

-- Applied Mathematics - Section B2

Chapter

Index Numbers and Time Based Data

Question:

If Laspeyre's index number is 169 and Paasche's index number is 81, then Fisher's ideal index number is :

Options:

130

123

146

117

Correct Answer:

117

Explanation:

The correct answer is Option (4) → 117

$\text{Fisher's ideal Index} = \left(\sqrt{(\text{Laspeyre's Index})×(\text{Paasche's Index})}\right)$

$=\sqrt{169×81}$

$=\sqrt{13689}$

$=117$