Do You Have IT In You? To Take This Class 7 Maths Quiz

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Questions: 10 | Attempts: 580

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Do You Have IT In You? To Take This Class 7 Maths Quiz - Quiz

This is a very good maths quiz and can train you for class 7 examinations. This quiz can also be taken by elders. This is very competitive and tough quiz!


Questions and Answers
  • 1. 

    The digit 7 in the no. 27109 is replaced by 5.By how much will the no. decrease?????

    • A.

      2

    • B.

      2000

    • C.

      2109

    • D.

      5000

    Correct Answer
    B. 2000
    Explanation
    When the digit 7 in the number 27109 is replaced by 5, the new number becomes 25109. The difference between the original number and the new number is 2000. Therefore, the number will decrease by 2000.

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  • 2. 

    Which of these nos. is less than -2020?

    • A.

      -3030

    • B.

      -2002

    • C.

      2020

    • D.

      0

    Correct Answer
    A. -3030
    Explanation
    The number -3030 is less than -2020 because it has a smaller value when compared to -2020. In the number line, -3030 is located to the left of -2020, indicating that it is a smaller number.

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  • 3. 

    By how much is 50,000,000 greater than 5,00,000?

    • A.

      5 lakhs

    • B.

      45 lakhs

    • C.

      50 lakhs

    • D.

      4 crore

    Correct Answer
    B. 45 lakhs
    Explanation
    The correct answer is 45 lakhs because 50,000,000 is 45 lakhs greater than 5,00,000.

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  • 4. 

    31 is a factor of 1767 and 3543 is a multiple of 1767.which of these is true?

    • A.

      31 is a factor of 3534

    • B.

      31 is a multiple of 3534

    • C.

      1767 is a common factor of 31 & 3534

    • D.

      31 is a common multiple of 1767 & 3534

    Correct Answer
    A. 31 is a factor of 3534
    Explanation
    Since 31 is a factor of 1767 and 3543 is a multiple of 1767, it implies that 31 is a factor of 3543 as well. Therefore, the statement "31 is a factor of 3534" is true.

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  • 5. 

    Which of the following fractiojns is nearest to 2?

    • A.

      1/2 + 1/4

    • B.

      1/4 +1/6

    • C.

      2/3+6/7

    • D.

      2/5+1/10

    Correct Answer
    C. 2/3+6/7
    Explanation
    The fraction 2/3 + 6/7 is the nearest to 2 because when we calculate the sum, we get 20/21, which is closest to 2 compared to the other options.

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  • 6. 

    Which of these is the same as 23 1/19?

    • A.

      23+1/19

    • B.

      23-1/19

    • C.

      23*1/19

    • D.

      23/1/19

    Correct Answer
    A. 23+1/19
    Explanation
    The given expression "23 1/19" represents a mixed number, which is a whole number combined with a fraction. To convert it to an expression without a mixed number, we can rewrite it as "23 + 1/19". Therefore, the correct answer is "23+1/19".

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  • 7. 

    What can be said about the number obtained on sub (-2010 from 2010)??

    • A.

      It is 0

    • B.

      It is smaller than -2010

    • C.

      It is greater than 2010

    • D.

      It is a positive number smaller than 2010

    Correct Answer
    C. It is greater than 2010
    Explanation
    When subtracting a negative number from a positive number, the result will always be greater than the original positive number. In this case, when we subtract -2010 from 2010, we are essentially adding 2010 to 2010, resulting in a number greater than 2010.

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  • 8. 

    Antra cal. the product 2222*2223*22*24 and got a number.What will be the remainder when the product is divided by 10?

    • A.

      2

    • B.

      3

    • C.

      4

    • D.

      8

    Correct Answer
    D. 8
    Explanation
    When finding the remainder when a number is divided by 10, we only need to consider the last digit of the number. In this case, the product of 2222, 2223, 22, and 24 will have a last digit of 8. Therefore, when this product is divided by 10, the remainder will be 8.

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  • 9. 

    Saba has 10 stamps more than Amrita.Daya has 10 stamps less than Amrita . Which of the following is true??

    • A.

      Saba has 20 stams more than Daya

    • B.

      Saba has 10 stamps more than Daya

    • C.

      Saba=Daya

    • D.

      Cant say

    Correct Answer
    A. Saba has 20 stams more than Daya
    Explanation
    Saba has 10 stamps more than Amrita and Daya has 10 stamps less than Amrita. Therefore, Saba has a total of 20 stamps more than Daya.

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  • 10. 

    Which of the following is considered a primary function of a Database Management System (DBMS)?

    • A.

      To manage CPU performance

    • B.

      To facilitate hardware configurations

    • C.

      To manage data security and integrity

    • D.

      To enhance graphical user interface designs

    Correct Answer
    C. To manage data security and integrity
    Explanation
    A Database Management System (DBMS) is primarily used to store, retrieve, and manage data in databases. It ensures data security, maintaining data integrity, and enforcing data privacy policies. This includes controlling access to data to prevent unauthorized access and providing mechanisms to maintain consistency among data copies and to recover data correctly and quickly in the event of a system failure. While DBMSs may indirectly affect other areas such as performance optimization, their primary role is managing data effectively and securely.

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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jun 17, 2024
    Quiz Edited by
    ProProfs Editorial Team
  • Mar 07, 2010
    Quiz Created by
    Akohli96
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