Simple Interest Basic Level Questions

Duration: 10 min

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Inside: a video lesson and guided study material.

Module outline

  1. Communication Round: Vocabulary, Subject Verb Agreement (Verb Noun Agreement), Tenses, Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Cloze Test (Cloze Passage), Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Direct and Indirect Speech, Active Passive Voice (Voice), Verbal Analogy (Word Based Analogy), Articles, Preposition, Conjunction, Sentence Construction, English Writing Ability, Communication Assessment
  2. Quantitative Aptitude: Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Speed Time and Distance, Percentage, Average, Powers and Exponents (Surds and Indices), Time and Work, Mensuration and Geometry, Age Problems, Pipe and Cistern, Probability, Profit and Loss, Simple Interest and Compound Interest, Algebra
  3. Analytical and Logical Reasoning: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Directions (Direction Test), Ranking, Order and Sequence, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Selection Decision Table (Decision Making), Logical Sequence Of Words, Puzzle Solving (Puzzles), Syllogisms, Seating Arrangements, Calendar, Clock, Blood Relations, Cubes & Dices, Venn Diagram, Analytical Reasoning (Counting Figures Reasoning)
  4. Cognizant Gaming Aptitude: Gamified / Game Based Aptitude
  5. Java (Cluster 1): Java
  6. ANSI SQL MySQL (Cluster 1,2,3): SQL
  7. HTML, CSS, JavaScript (Cluster 1,3): HTML, CSS, JavaScript
  8. Python (Cluster 2): Python for Placements by Yash Sir
  9. Cloud Fundamentals (Cluster 2): Emerging Tech Trends
  10. C# (Cluster 3): C#
  11. OOPs: Object Oriented Programming (OOPS)
  12. Technical Assessment (Coding): Coding Questions by Yash Sir, C Programming by Yash Sir, Programming in C++, Pseudo Codes
  13. Data Structures: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  14. DBMS: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, File Organization & Indexing, Relational Algebra, Relational Calculus, Transaction Management, Concurrency Control, Database Recovery, ORDBMS, Database Security & Authorization, Query Processing & Optimization, Enhanced Data Models, Data Warehousing & Mining, Big Data Systems, NoSQL
  15. Operating Systems: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Deadlock, Threads & Process Creation, Memory Management, Virtual Memory, Disc Scheduling, File Management, Windows OS, Linux OS, Security, Distributed Systems, Virtual Machines
  16. Computer Networks: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, DLL: Framing, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Net Layer:Routing Protocol, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware basics, Network Security, Mobile Technology, Cloud Computing and IoT, Cyber and Info Security
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video is a lecture on simple interest, presented by an instructor named Yash Jain. The video begins with an introductory title slide that sets the topic as 'Simple and Compound Interest'. The main content consists of three worked examples. The first problem asks for the simple interest and amount on Rs. 6000 at 6% per annum for 8 months, which is solved using the formula SI = (P * R * T) / 100, with the time converted to years (8/12 = 2/3). The second problem calculates the simple interest on Rs. 2500 at 5% per annum for 219 days, where the time is converted to a fraction of a year (219/365) based on the assumption of an ordinary year. The third problem finds the simple interest on Rs. 3200 at 5% per annum from April 4th to June 16th, requiring the calculation of the total number of days (93) and then converting that to a fraction of a year (93/365). The instructor uses a digital whiteboard to write out the formulas and calculations step-by-step, demonstrating two different methods for solving the problems. The video concludes with a 'Thank You for Watching' screen.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with a title slide for a lesson on 'Simple and Compound Interest'. The slide features a graphic of a house made from a dollar bill and stacks of coins, symbolizing finance and wealth. The instructor, Yash Jain, is introduced in a small window in the bottom right corner. The main content begins with the first problem: 'Q: Find the amount & simple interest on Rs 6000 at the rate of 6% per annum for 8 months?'. The instructor starts to solve this by writing the formula for simple interest, SI = (P * R * T) / 100, and identifying the values: P = 6000, R = 6%, and T = 8 months.

  2. 2:00 – 5:00 02:00-05:00

    The instructor continues solving the first problem. He converts the time from months to years, writing T = 8/12 = 2/3 years. He then substitutes the values into the formula: SI = (6000 * 6 * 2) / (100 * 3). He simplifies this to (6000 * 2) / 50, which equals 240. The simple interest is Rs. 240. He then calculates the amount as P + SI = 6000 + 240 = Rs. 6240. He also demonstrates an alternative method by calculating the interest for one year (6% of 6000 = Rs. 360) and then for 8 months (360 * 8/12 = Rs. 240). The on-screen text clearly shows the step-by-step calculations.

  3. 5:00 – 9:55 05:00-09:55

    The video transitions to the second problem: 'Q: Find the Simple Interest on Rs. 2500 at the rate of 5% per annum for 219 days.'. The instructor writes the formula and identifies P = 2500, R = 5%, and T = 219 days. He states the tip to assume a year is 365 days unless specified. He converts the time to a fraction of a year: T = 219/365. He then calculates the interest for one year (5% of 2500 = Rs. 125) and multiplies it by the fraction of the year: 125 * (219/365) = Rs. 75. The video then moves to the third problem: 'Q: What will be the simple interest on Rs.3200 at the rate of 5% per annum from 4th April to 16th June.'. The instructor calculates the number of days: 26 (April) + 31 (May) + 16 (June) = 73 days. He converts this to a fraction of a year: 73/365. He calculates the interest for one year (5% of 3200 = Rs. 160) and multiplies it by the fraction: 160 * (73/365) = Rs. 32. The video ends with a 'Thank You for Watching' screen.

The video provides a clear, step-by-step tutorial on calculating simple interest for various time periods. It systematically demonstrates the application of the formula SI = (P * R * T) / 100, emphasizing the critical step of converting the time period into years. The instructor uses two distinct methods: the direct formula substitution and the proportional method (calculating annual interest and then scaling it). The examples cover different time units—months, days, and a specific date range—providing a comprehensive overview of how to handle real-world interest calculations. The consistent use of a digital whiteboard for writing and the clear presentation of each step make the concepts accessible for students.

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