HCS · Tricks & mnemonics

HCS tricks & mnemonics — save minutes on exam day

Subject-wise short tricks and memory hacks for Haryana Civil Services (HCS) Prelims. Each one is meant to be used in the exam hall — read it, then lock it in with a quick practice question.

Share with your prep group:WhatsApp

General Studies (Paper I)

BRICS Original Members — "BRICS" itself: Brazil, Russia, India, China, South Africa (joined 2010; first four were founding 2009 members as BRIC).

SDG Year Anchors — 2015 (adoption), 2030 (target). Remember "15-30" like a standard loan tenure to recall Sustainable Development Goals timeline.

Poverty Line Committees — "TALRT": Tendulkar (2009), Alagh (1979), Lakdawala (1993), Rangarajan (2014), Tendulkar updated methodology emphasizing consumption expenditure.

Five-Year Plan Discontinued — 12th Plan ended 2017; NITI Aayog replaced Planning Commission (2015). Remember "NITI @1-1-15" (January 1, 2015 formation).

Indian Economy Sectors by GDP — Services (55%+), Industry (~25%), Agriculture (~15-18%). Mnemonic: "SIA" descending order mirrors contribution ranking.

NITI Aayog Vice-Chairmen Order — Arvind Panagariya (first, 2015), Rajiv Kumar, Suman Bery (current 2023). Remember "AReSu" for chronological sequence.

Haryana Formation Date — November 1, 1966. Same day as Punjab, Karnataka (reorganization), Kerala formation. "Four states, One November" memory hook.

Banking Nationalization Years — 1969 (14 banks), 1980 (6 banks). Remember "14-69, 6-80" pattern: first batch under Indira Gandhi's economic policy.

Civil Services Aptitude Test (Paper II — Qualifying)

Divisibility by 11 — Alternating digit sum difference divisible by 11. Example: 121 → (1+1)−2=0, divisible. Quick check for Data Interpretation calculations.

Percentage-Fraction Anchors — 12.5%=⅛, 16.67%=⅙, 33.33%=⅓, 66.67%=⅔. Memorize these six common conversions for instant DI speed-ups.

Blood Relations Direction — Draw family tree always: males on left branch, females right. Prevents confusion in complex grandmother/nephew reasoning chains.

Venn Diagram Formula — Total = A + B + C − (AB + BC + AC) + ABC + None. For three-set problems in logical reasoning; write it down first.

Data Sufficiency: AD-BCE Rule — Check statement A alone, then D (both insufficient individually), then BCE (combine statements). Eliminates wrong options systematically.

Reading Comp: PICO Method — Read first sentence of each Paragraph, Identify main Concept, check Options, then full reading. Saves 40% time in qualifying paper.

Analytical Reasoning Seating — Linear: fix one person as anchor. Circular: clockwise/anticlockwise matters; rotate mentally always from same reference point to avoid errors.

Coding-Decoding Position Value — A=1, Z=26. For alphabet-number shifts, write "EJOTY" (positions 5,10,15,20,25) as landmarks for quick mental calculation.

AI-curated from widely-used exam techniques — always sanity-check a trick on a practice question before relying on it in the hall.

Tricks stick when you USE them

Take a free HCS mock right now — apply these tricks under the clock and see your speed jump. No signup needed to try a 5-question quiz.