RRB Group D study guide
RRB Group D · Work through your exam, one topic at a time.
RRB Group D is the entry-level recruitment examination conducted by the Railway Recruitment Boards for Level 1 posts in Indian Railways, covering roles such as track maintainer, helper, assistant pointsman, and porter. It suits candidates who have completed at least Class 10 or an ITI qualification and who want a stable government job that does not require a technical degree. The RRB Group D study guide has 4 sections and about 971 words.
01Mathematics: Arithmetic, Mensuration and Elementary Algebra
Build speed on the number system (HCF/LCM, divisibility rules for 2, 3, 4, 5, 8, 9 and 11), simplification and approximation, percentage, ratio and proportion, average, profit and loss, simple and compound interest, time and work, pipes and cisterns, speed–time–distance, trains, boats and streams, mensuration of standard 2D and 3D figures, linear equations and standard algebraic identities, and the trigonometric values for 0°, 30°, 45°, 60° and 90°. Unit mismatch is the quiet killer: convert km/h to m/s by multiplying by 5/18 before substituting.
256 words, about 1 min02General Intelligence and Reasoning: Patterns, Relations and Logic
Prepare number, letter and mixed series; analogy and odd-one-out classification; coding–decoding; blood relations; direction and distance; ranking and arrangement; syllogism; Venn diagrams; linear and circular seating; clock and calendar; mathematical operations; dice and cube counting; mirror and water images; paper folding and embedded figures. Position from the end of the alphabet is 27 minus the position from the front (E is 5th from the front and 22nd from the end).
247 words, about 1 min03General Science: Physics, Chemistry and Biology Basics
Physics: SI units, motion, Newton's laws, work–power–energy, sound, reflection and refraction, Ohm's law and simple circuits, magnetic effects of current. Chemistry: atomic structure, periodic table, acids–bases–salts and pH, metals and non-metals, everyday compounds.
228 words, about 1 min04General Awareness and Current Affairs: Polity, Geography, History, Economy
Indian polity - the Constitution, fundamental rights and duties, Parliament, the judiciary and panchayati raj; geography - physical features, rivers, climate, states and capitals; history - ancient, medieval and the freedom struggle; economy basics - RBI, banking, budget and GST; static GK such as awards, sports, books and first-in-India facts; plus current affairs of the past six to eight months. The Constitution was adopted on 26 November 1949 but came into force on 26 January 1950 - questions deliberately swap these two dates.
240 words, about 1 min