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General Knowledge Class 7 - Quantitative Aptitude-And-Reasoning Notes

Comprehensive study notes for Class 7 - Quantitative Aptitude-And-Reasoning olympiad preparation

Quantitative Aptitude and Reasoning

Welcome to the chapter on Quantitative Aptitude and Reasoning for Class 7. In this chapter, you will learn how to solve problems using numbers, logic, and patterns. By the end of this chapter, you will be able to answer questions on basic maths and reasoning confidently!

Introduction

Quantitative aptitude means solving problems using numbers and calculations. Reasoning means using logic to find answers. Both help you think better and solve puzzles.

Types of Quantitative Aptitude Questions

  • Number series
  • Basic arithmetic (addition, subtraction, multiplication, division)
  • Fractions and decimals
  • Percentages
  • Simple equations
  • Word problems

Types of Reasoning Questions

  • Patterns and sequences
  • Odd one out
  • Coding and decoding
  • Analogies
  • Classification
  • Logical puzzles

Sample Quantitative Aptitude Questions

  • What is 25% of 200?
  • Find the next number in the series: 2, 4, 8, 16, ___
  • If a book costs ₹150 and you buy 3 books, how much do you pay?

Sample Reasoning Questions

  • Find the odd one out: Apple, Banana, Carrot, Mango
  • If CAT is coded as DBU, how is DOG coded?
  • Which shape comes next in the pattern: ▲, ■, ▲, ■, ___

Tips for Solving Aptitude and Reasoning Questions

  • Read the question carefully.
  • Look for patterns or clues.
  • Use rough work for calculations.
  • Practice regularly to improve speed and accuracy.

Fun Activity: Puzzle Time!

Try solving a Sudoku or a crossword puzzle. Make your own number or logic puzzle and challenge your friends!

Summary

  • Quantitative aptitude uses numbers and calculations.
  • Reasoning uses logic and patterns.
  • Practice helps you solve questions faster and better.

Practice Questions

  1. What is the sum of 345 and 678?
  2. Find the next number: 5, 10, 15, ___
  3. Which is the odd one out: Rose, Lily, Sunflower, Potato?
  4. If 12 × 3 = 36, what is 36 ÷ 3?
  5. If TREE is coded as USFF, how is LEAF coded?

Challenge Yourself

  • Make a number series and ask your friend to find the next number.
  • Create a logic puzzle and solve it together.

Did You Know?

  • Aptitude tests are used in many exams and interviews!
  • Reasoning skills help you solve problems in real life.

Glossary

  • Aptitude: Ability to solve problems using numbers.
  • Reasoning: Ability to think logically and find patterns.
  • Pattern: Something that repeats in a certain way.
  • Odd one out: The item that is different from the rest.

Answers to Practice Questions

  1. 1023
  2. 20
  3. Potato
  4. 12
  5. MFBI

Practice quantitative aptitude and reasoning every day to become a smart problem solver!

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