General Studies · Series

Select the number from among the given options that can replace the question mark (?) in the following series. 2.5, 3.5, 7.5, 23.5, ?, 343.5

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1108.5
2154.5
387.5✓
4129.5

Correct answer

87.5

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Select the number from among the given options that can replace the question mark (?) in the following series. 2.5, 3.5, 7.5, 23.5, ?, 343.5

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Select the number from among the given options that can replace the question mark (?) in the following series. 2.5, 3.5, 7.5, 23.5, ?, 343.5

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