# Question Paper IV- General Studies II- CGPSC Mains Updated/lattest PART – 01 General Science:-

PART – 02 Aptitude Test, Logical Reasoning, Mental Ability :-
Addition, subtraction, multiplication and division of rational numbers. Finding the rational number between two rational numbers. Ratio and Proportion – definition, properties, aternendo, invertendo, componendo etc. and their uses. Commercial Mathematics – Banking, calculation of interest on/in savings account, fixed deposit account and recurring deposit account. Calculation of income tax (for salaried person and excluding house rent allowance). Factorization, LCM, HCF. Vedic Mathematis- addition, subtraction, multiplication, division and checking the answer through bijank. Square, square roots, cube, cube roots, vinculam and its application. The application of vedic mathematics methods in algebra etc., Introduction and creativity of Indian Mathematician – in reference with Aryabhata, Yaraha mihira, Brahma gupta, Bhaskaracharya, Shrinivas Ramanujan. Mathematical operations, Basic numeracy (numbers and their relations, order of magnitudes etc.). Data interpretation (charts, graphs, tables, data sufficiency etc.) and analysis of data. Arithmetic mean. Median. Mode. Probability. Question related to addition and multiplication theorem on probability. Applied mathematics – Profit and Loss, Percentage, lnterest and Averages. Time, speed, distance, river and boat. Analog Test, Odd word, Odd pair of words, Coding & Decoding Test, Relation Test, Alphabet Test, Mathematical Operations, Logical analysis of words, Inserting the missing number or word, Assertion and Reason, Situation reaction test, Figure series, Deletion of elements, General Mental ability.

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