Testwala logoTestwala
HomeMocksPracticePYQsDashboard
Testwala logoTestwala

Timing-accurate mock tests and PYQs for SSC, Banking and Railway exams — so the real paper feels like a revision.

Exams

  • SSC exams
  • Banking exams
  • Railway exams
  • All exams

Practice

  • Practice questions
  • Mock test series
  • Sectional tests
  • Year-wise PYQs
  • Performance analytics

Company

  • About us
  • Help Centre
  • Pricing
  • Sign in

Legal

  • Privacy Policy
  • Terms of Service

Contact

  • hello@testwala.co.in
  • Telegram
  • +91 62816 87760

Practice interface modeled on the official exam pattern — not the official examination. Testwala is not affiliated with the Staff Selection Commission, IBPS, SBI, RBI, NABARD, SEBI or Indian Railways.

© 2026 Testwala. All rights reserved.

Built for aspirants, by aspirants.

HomeMocksPracticeStats
  1. Home
  2. ›
  3. PYQs
  4. ›
  5. HPSC HCS
  6. ›
  7. 2021
  8. ›
  9. Q129

HPSC HCS 2021 · Question 129 of 177

Which of the following element should come in a place of (?)? AB3 CE6 FI10 JN15 ?

Letter Series

  1. AOT20
  2. BTO21
  3. COT21Correct
  4. DTS21

Answer: C. OT21

Explanation

First letters +2,+3,+4,+5 (A,C,F,J,O), second letters +3,+4,+5,+6 (B,E,I,N,T), numbers +3,+4,+5,+6 (3,6,10,15,21): OT21.

Source: HPSC HCS (Ex.Br.) Prelims Paper-II (CSAT) held 12-Sep-2021 (prepp.in compilation); answers per official HPSC answer key

← Q128View full paper (177 questions)Q130 →

Practice the full HPSC HCS 2021 paper

Timed test with all 177 questions, just like the real exam.

Start test