This 13th Edition by Kailash Thakur, designed for CA-Foundation (May/Sept. 2025) Paper 3: Quantitative Aptitude, provides comprehensive coverage aligned with the latest ICAI syllabus. It features past exam questions (including Jan. 2025), additional practice sets, and curated RTPs & MTPs to reinforce problem-solving. Organised by chapter with thorough analysis, it offers quick revision notes, shortcut techniques, and structured answer presentations for enhanced clarity and efficiency. With seamless cross-referencing to ICAI materials, it ensures rigorous preparation in business mathematics, logical reasoning, and statistics for confident exam success.