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    Class 7

    Mastering Exponents and Powers – Class 7 Advanced Quiz Challenge!

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    Exponents and Powers | Class 7 Math Quiz | ProveGuru

    Exponents and powers can be tricky, but once you understand the rules, they make math much easier. This chapter is a big part of Class 7 Maths, and it’s important to get comfortable with it—especially if you’re preparing for tests or just want to get better at problem solving.

    To help you out, we’ve put together 20 slightly difficult multiple-choice questions based on the Class 7 NCERT chapter on Exponents and Powers. These aren’t your usual simple questions—they’ll make you think a little harder and test how well you understand the topic.

    This quiz is great for students who want to practise and improve and also for teachers who need ready-to-use questions for revision or tests.

    Let’s get started and see how many you can get right!

    1. What is the value of $2^5 - 2^3$ ?

    2. Which of the following is equal to $3^4 × 3^2$ ?

    3. Simplify $\frac{5^6} {5^2}$ ?

    4. If $a^3 × a^5=a^x$ , then x is:

    5. What is the value of $10^3 + 10^2$?

    6. $[(-3)^2]^3$ is equal to

    7. The value $\frac{10^{22}+10^{20}}{10^{20}}$ is equal to

    8. If $2^{1998} - 2^{1997}- 2^{1996}+ 2^{1995}=k.2^{1995}$?, then value of k is?

    9. Which of the following is equal to 1?

    10. In standard form, the number 72105.4 is written as 72.1054 * $10^n$, where n is equal to

    11. Square of $\frac{-2}{3}$ is __

    12. Cube of $\frac{-1}{4}$ is __

    13. Which of the following is not equal to $\left(\frac{-5}{4}\right)^4$ ?

    14. Which of the following is not equal to 1?

    15. $\left(\frac{2}{3}\right)^3*\left(\frac{5}{7}\right)^3$ is equal to ...

    16. In Standard fom, the number 82374374000 is written as $k*10^6$, where k is

    17. Which of the following has the largest value?

    18. In standard form, 73 crore is written as

    19. For non-zero numbers x and y, $\left(\frac{x}{y}\right)^m/ \left(\frac{x}{y}\right)^n$, where m>n, is equal to

    20. Which power of 8 is equal to $2^6$?

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