General Studies · Number Series
What would replace the question marks (?, ?) in the given series so that it can be logically completed using alternating multiplication (×2) and addition (+9)? 1, 2, 11, 22, 31, ?, ?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 172, 63
- 285, 96
- 396, 85
- 462, 71✓
Correct answer
62, 71
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