Advance Aptitude - Part 3

Duration: 1 hr 13 min

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Inside: a video lesson and guided study material.

Module outline

  1. Aptitude: Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Sequence and Series (Series), Speed Time and Distance, Percentage, Average, Powers and Exponents (Surds and Indices), Algebra, Probability, Profit and Loss, Simple Interest and Compound Interest, Time and Work, Pipe and Cistern, TCS NQT Advanced Quantitative Ability, Speed Mathematics and Basic Mathematics, Arithmetic, Statistics, Partnership, Age Problems, Mental Ability, Mensuration and Geometry, Linear Algebra, Calculus, Trigonometry, Vectors, Gamified / Game Based Aptitude
  2. Reasoning: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Syllogisms, TCS NQT Advanced Reasoning Ability, Ranking, Order and Sequence, Analogy, Inequality, Data Arrangement, Venn Diagram, Logical Sequence Of Words, Selection Decision Table (Decision Making), Cubes & Dices, Clock, Calendar, Puzzle Solving (Puzzles), Analytical Reasoning (Counting Figures Reasoning), Directions (Direction Test), Blood Relations, Seating Arrangements
  3. Verbal Ability (English): Vocabulary, Noun, Subject Verb Agreement (Verb Noun Agreement), Adjectives, Tenses, Pronoun, Preposition, Articles, Direct and Indirect Speech, Conjunction, Modals, Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Cloze Test (Cloze Passage), Verbal Analogy (Word Based Analogy), Sentence Construction, Active Passive Voice (Voice), Determiner, Facts, Inference and Judgements, Adverb, Verb
  4. Mega Test:
  5. Grand Test:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This video is a comprehensive lecture on advanced aptitude problems, presented by a tutor from TCS Consultancy Services. The session begins with a series of mythological and inspirational images, including scenes from the Mahabharata and depictions of deities, which serve as a thematic introduction. The main content consists of a step-by-step solution to a series of multiple-choice questions. The first problem involves a mixture of paints in two drums, requiring the use of ratios and weighted averages to find the unknown ratio in the second drum. The second problem is a financial scenario where a moneylender charges 50% interest and gives 20% of his capital as bribe, asking for the bribe amount at the end of the second year given a capital at the beginning of the fourth year. The third problem is a set theory question asking for the number of elements in the union of three sets defined by multiples of 4, odd multiples of 7, and multiples of 6, less than 500. The final problem is a geometry question involving an equilateral triangle with an inscribed square, asking for the ratio of their areas. The tutor uses a digital whiteboard to write out the formulas and calculations, demonstrating a clear and logical problem-solving approach.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with a series of static images. The first image depicts the scene from the Bhagavad Gita, with Krishna and Arjuna in a chariot, accompanied by the text 'आरंभ है प्रचंड' (The beginning is fierce). This is followed by an image of the goddess Durga, with the text 'प्रस्तुति' (Presentation). The third image shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The final image in this sequence is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  2. 2:00 – 5:00 02:00-05:00

    The video continues with more thematic images. One shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. Another image depicts a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The final image in this sequence is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  3. 5:00 – 10:00 05:00-10:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  4. 10:00 – 15:00 10:00-15:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  5. 15:00 – 20:00 15:00-20:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  6. 20:00 – 25:00 20:00-25:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  7. 25:00 – 30:00 25:00-30:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  8. 30:00 – 35:00 30:00-35:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  9. 35:00 – 40:00 35:00-40:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  10. 40:00 – 45:00 40:00-45:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  11. 45:00 – 50:00 45:00-50:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  12. 50:00 – 55:00 50:00-55:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  13. 55:00 – 60:00 55:00-60:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  14. 60:00 – 65:00 60:00-65:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  15. 65:00 – 70:00 65:00-70:00

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

  16. 70:00 – 73:27 70:00-73:27

    The video transitions to a new set of images. The first shows a warrior, likely Arjuna, facing a large, monstrous figure, symbolizing a great challenge. The second image is a depiction of Krishna and Arjuna blowing conch shells, with the text 'आरंभ है प्रचंड बोले मस्तकों के झुंड आज जंग की घड़ी की तुम गुहा' (The beginning is fierce, said the crowd of heads, today is the hour of war, you are the cave). These images set a dramatic and motivational tone for the lecture.

The video presents a structured and comprehensive lecture on advanced aptitude problems, beginning with a thematic introduction using mythological imagery to set a motivational tone. The core of the video is a series of four distinct problems, each requiring a different mathematical skill set. The first problem is a mixture ratio problem, where the tutor uses the concept of weighted averages to find the unknown ratio in the second drum. The second problem is a financial application involving compound interest and percentages, requiring the calculation of capital over multiple years. The third problem is a set theory question, solved using the principle of inclusion and exclusion to find the number of elements in a union of three sets. The final problem is a geometry question, where the tutor uses properties of equilateral triangles and squares to derive the ratio of their areas. The tutor's methodical approach, using a digital whiteboard to write out formulas and calculations, provides a clear and logical framework for solving complex problems, making the content highly educational for students preparing for competitive exams.

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