General Studies · Number Series
Which number should replace the question mark (?) in the following series? 64, 61, 65, 62, 66, ?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 163✓
- 256
- 390
- 486
Correct answer
63
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Preparing for General Studies?
Practice full-length General Studies mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Number Series MCQs →Want more practice questions on Number Series?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in General Studies · Number Series