Main Menu
  • School
    • Close
    • CBSE English Medium
    • CBSE Hindi Medium
    • UP Board
    • Bihar Board
    • Maharashtra Board
    • MP Board
    • Gujarat Board
    • Close
  • English
    • Close
    • English Grammar for School
    • Basic English Grammar
    • Basic English Speaking
    • English Vocabulary
    • English Idioms & Phrases
    • Personality Enhancement
    • Interview Skills
    • Close
  • Sarkari Exam Prep
    • Close
    • All Govt Exams Preparation
    • MCQs for Competitive Exams
    • Notes For Competitive Exams
    • NCERT Syllabus for Competitive Exam
    • Close
  • Study Abroad
    • Close
    • Study in Australia
    • Study in Canada
    • Study in UK
    • Study in Germany
    • Study in USA
    • Close
Maths Class 7 || Menu
  • Videos Maths Class 7
  • MCQ Maths Class 7
  • Notes Maths Class 7
  • Question Answer Maths Class 7
  • Important Formulas Maths Class 7
  • Important Questions Maths class 7
  • Chapter Wise Practice Papers Maths Class 7
  • Sample Paper Maths Class 7
  • Previous Year Paper Maths Class 7
  • Book Maths Class 7
  • Integers
    • Ex 1.1
    • Ex 1.2
    • Ex 1.3
    • MCQ Maths Class 7
    • Close
  • Fractions and Decimals
    • Ex 2.1
    • Ex 2.2
    • Ex 2.3
    • Ex 2.4
    • Ex 2.5
    • MCQ Maths Class 7
    • Close
  • Data Handling
    • Ex 3.1
    • Ex 3.2
    • Ex 3.3
    • MCQ Maths Class 7
    • Close
  • Simple Equations
    • Ex 4.1
    • Ex 4.2
    • Ex 4.3
    • MCQ Maths Class 7
    • Close
  • Lines and Angles
    • Ex 5.1
    • Ex 5.2
    • MCQ Maths Class 7
    • Close
  • Triangle and its Properties
    • Ex 6.1
    • Ex 6.2
    • Ex 6.3
    • Ex 6.4
    • Ex 6.5
    • MCQ Maths Class 7
    • Close
  • Comparing Quantities
    • Ex 7.1
    • Ex 7.2
    • MCQ Maths Class 7
    • Close
  • Rational Numbers
    • Ex 8.1
    • Ex 8.2
    • MCQ Maths Class 7
    • Close
  • Perimeter and Area
    • Ex 9.1
    • Ex 9.2
    • MCQ Maths Class 7
    • Close
  • Algebraic Expressions
    • Ex 10.1
    • Ex 10.2
    • MCQ Maths Class 7
    • Close
  • Exponents & Powers
    • Ex 11.1
    • Ex 11.2
    • Ex 11.3
    • MCQ Maths Class 7
    • Close
  • Symmetry
    • Ex 12.1
    • Ex 12.2
    • Ex 12.3
    • MCQ Maths Class 7
    • Close
  • Visualising Solid Shapes
    • Ex 13.1
    • Ex 13.2
    • Ex 13.3
    • Ex 13.4
    • MCQ Maths Class 7
    • Close
  • Maths Class 7

Important Questions Maths Chapter 6 Class 7 Ganit Prakash

Advertisement

Imp Questions For All Chapters – Ganit Prakash Class 7th

Number Play


Section 6.1 – Numbers Tell Us Things

1. What rule do the children follow while saying numbers?

Ans: Each child says how many taller children are standing in front of them.

2. If a person says ‘0’, are they always the tallest?

Ans: Only sometimes true. They may not be the tallest but might not have any taller person in front.


Section 6.2 – Picking Parity

3. What is parity?

Ans: Parity tells whether a number is even or odd.

4. What is the result of adding two odd numbers?

Ans: The sum is always even.

5. What is the result of adding an even and an odd number?

Ans: The sum is always odd.

6. Can five odd numbers add up to 30?

Ans: No, because the sum of an odd number of odd numbers is always odd.

7. Maria and Martin are born one year apart. Can their ages add up to 112?

Ans: No, the sum of two consecutive numbers is always odd, but 112 is even.

8. What is the parity of 3 even numbers added together?

Ans: Even

9. What is the parity of 3 odd numbers added together?

Ans: Odd


Section 6.3 – Grids and Magic Squares

10. What is a magic square?

Ans: A square in which all rows, columns, and diagonals have the same sum.

11. What is the magic sum of a 3×3 magic square using numbers 1 to 9?

Ans: 15

12. Which number must be at the center of a 3×3 magic square (1–9)?

Ans: 5

13. Why can’t 1 or 9 be at the center of a 3×3 magic square?

Ans: Because no valid combinations exist to form 15 using 1 or 9 at the center with numbers from 1–9.


Section 6.4 – Virahāṅka–Fibonacci Numbers

14. What is the Virahāṅka–Fibonacci sequence?

Ans: A sequence where each number is the sum of the two previous numbers:
1, 2, 3, 5, 8, 13, 21, 34, …

15. What is the 100th odd number?

Ans: 199 (using formula: 2n – 1)

16. How many rhythms are possible with 8 beats using 1s and 2s?

Ans: 34 rhythms

17. Who discovered this sequence in India?

Ans: Virahāṅka, around 700 CE.

18. What is the 10th term of the Virahāṅka sequence?

Ans: 89


Section 6.5 – Digits in Disguise

19. What is a cryptarithm?

Ans: A puzzle where digits are replaced with letters and you have to find which letter stands for which digit.

20. If Dorjee toggles a bulb 77 times, will it be ON or OFF?

Ans: OFF — because an odd number of toggles changes the state from ON to OFF.

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

Advertisement

CBSE Delhi Question Answer of Chapters in PDF

Free Sample Papers and Previous Years' Question Papers for CBSE Exams from the Official CBSE Academic Website (CBSE.nic.in) in Delhi, Rajasthan, Uttar Pradesh and Bihar

Download CBSE / NCERT Book, Notes & MCQ Online Test / Mock Test

Online Quiz with Answers for Objective Questions in Hindi and English

Advertisement

Maharashtra Board Marathi & English Medium

Just Launched! Access Maharashtra Board Exam MCQs, Previous Year Papers, Textbooks, Solutions, Notes, Important Questions, and Summaries—available in both Marathi and English mediums—all in one place Maharashtra Board

Android APP

सरकारी Exam Preparation

Sarkari Exam Preparation Youtube

CBSE – दिल्ली, उत्तर प्रदेश, मध्य प्रदेश, बिहार, राजस्थान & हरियाणा Board हिंदी माध्यम

कक्षा 6 to 8 हिंदी माध्यम
कक्षा 9 & 10 हिंदी माध्यम
कक्षा 11 हिंदी माध्यम

State Board

यूपी बोर्ड 6,7 & 8
बिहार बोर्ड हिंदी माध्यम

CBSE Board

Mathematics Class 6
Science Class 6
Social Science Class 6
हिन्दी Class 6
सामाजिक विज्ञान कक्षा 6
विज्ञान कक्षा 6

Mathematics Class 7
Science Class 7
SST Class 7
सामाजिक विज्ञान कक्षा 7
हिन्दी Class 7

Mathematics Class 8
Science Class 8
Social Science Class 8
हिन्दी Class 8

Mathematics Class 9
Science Class 9
English Class 9

Mathematics Class 10
SST Class 10
English Class 10

Mathematics Class XI
Chemistry Class XI
Accountancy Class 11

Accountancy Class 12
Mathematics Class 12

Learn English
English Through हिन्दी
Job Interview Skills
English Grammar
हिंदी व्याकरण - Vyakaran
Microsoft Word
Microsoft PowerPoint
Adobe PhotoShop
Adobe Illustrator
Learn German
Learn French
IIT JEE

CBSE Board English Medium

  • Class 6 CBSE Board
  • Class 7 CBSE Board
  • Class 8 CBSE Board
  • Class 9 CBSE Board
  • Class 10 CBSE Board
  • Class 11 CBSE Board
  • Class 12 CBSE Board
  • CBSE Board Hindi Medium

  • Class 6 CBSE Board
  • Class 7 CBSE Board
  • Class 8 CBSE Board
  • Class 9 CBSE Board
  • Class 10 CBSE Board
  • Class 11 CBSE Board
  • Class 12 CBSE Board
  • Bihar Board
  • Class 6 Bihar Board
  • Class 7 Bihar Board
  • Class 8 Bihar Board
  • Class 9 Bihar Board
  • Class 10 Bihar Board
  • Class 11 Bihar Board
  • Class 12 Bihar Board
  • UP Board
  • Class 6 UP Board
  • Class 7 UP Board
  • Class 8 UP Board
  • Class 9 UP Board
  • Class 10 UP Board
  • Class 11 UP Board
  • Class 12 UP Board
  • Maharashtra Board
  • Class 6 Maharashtra Board
  • Class 7 Maharashtra Board
  • Class 8 Maharashtra Board
  • Class 9 Maharashtra Board
  • Class 10 Maharashtra Board
  • Class 11 Maharashtra Board
  • Class 12 Maharashtra Board
  • MP Board
  • Class 6 MP Board
  • Class 7 MP Board
  • Class 8 MP Board
  • Class 9 MP Board
  • Class 10 MP Board
  • Class 11 MP Board
  • Class 12 MP Board

Gujarat Board

  • Class 6 Gujarat Board
  • Class 7 Gujarat Board
  • Class 8 Gujarat Board
  • Class 9 Gujarat Board
  • Class 10 Gujarat Board
  • Class 11 Gujarat Board
  • Class 12 Gujarat Board

PSC Exam Preparation

  • Uttar Pradesh PSC Exam Preparation (UPPSC)
  • Bihar PSC Exam Preparation (BPSC)
  • Madhya Pradesh PSC Exam Preparation (MPPSC)
  • Rajasthan PSC Exam Preparation (RPSC)
  • Maharashtra PSC Exam Preparation (MPSC)
Privacy Policies, Terms and Conditions, About Us, Contact Us
Copyright © 2025 eVidyarthi and its licensors. All Rights Reserved.