This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 33 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 33 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Write 3 times 3 times 3 times 3 in exponential form. A) 3$^{4}$. B) 3$^{3}$. C) 3$^{5}$. D) 5$^{3}$. Show Answer Correct Answer: A) 3$^{4}$. 2. What is the area of a square with a side of 3.8? A) 7.6. B) 38. C) 15.2. D) 14.44. Show Answer Correct Answer: D) 14.44. 3. Y = 0.2 and $^{4 =} $ (0.2) (0.2) (0.2) (0.2) =? A) 0.16. B) 0.016. C) 1.6. D) 0.0016. Show Answer Correct Answer: D) 0.0016. 4. The school library contains 6 to the 5th power of books. How do you write this in sci$^{}$entific notation? A) 6*6*9*6*6= 6$^{5}$. B) 6*6*6*6*6 = 6$^{5}$. C) 6$^{5= }$6*6*6*6*6. D) None of the above. Show Answer Correct Answer: B) 6*6*6*6*6 = 6$^{5}$. 5. (-6)$^{2}$ is equal to all except: A) 36. B) (-6)(-6). C) -36. D) 6(6). Show Answer Correct Answer: C) -36. 6. According to exponent rules, when we multiply the same base we ..... the exponents. A) Multiply. B) Add. C) Divide. D) Subtract. Show Answer Correct Answer: B) Add. 7. Find the value (standard form) of the power. 3$^{3}$ A) 9. B) 6. C) 27. D) 12. Show Answer Correct Answer: C) 27. 8. Compare the values by using:greater than, less than, or equal to. $6^4$ $35^3$ A) Greater than. B) Less than. C) Equal to. D) None of the above. Show Answer Correct Answer: B) Less than. 9. Choice10$^{1}$ A) 10$^{2}$. B) 10$^{3}$. C) 10$^{4}$. D) None of above. Show Answer Correct Answer: C) 10$^{4}$. 10. $\frac{7^2\cdot7^6}{7^3}$ A) $7^{11}$. B) $7^3$. C) $7^5$. D) $7^8$. Show Answer Correct Answer: C) $7^5$. 11. Write the product using exponents:$\left(-0.3\right)\cdot\left(-0.3\right)\cdot\left(-0.3\right)\cdot\left(-0.3\right)\cdot x\cdot x$ A) $-0.Z^hh^2 $. B) $\left(-0.3\right)^4x^2$. C) $0.3^{-4}x^2$. D) None of the above. Show Answer Correct Answer: B) $\left(-0.3\right)^4x^2$. 12. Simplify $\frac{z^3\times z^5}{z^7}$ A) $z$. B) $z^2$. C) $z^4$. D) $z^8$. Show Answer Correct Answer: A) $z$. 13. 3$^{2}$ x 4$^{2}$ is equal to: A) 121. B) 49. C) 144. D) 156. Show Answer Correct Answer: C) 144. 14. The same book costs $ 3.50 and the eraser costs $ 0.35.The digit "3" in the eraser is ..... the digit "3" in the cost of the book. A) 1/10 of. B) 10 times as much as. C) They are the same. D) I don't have any money. Show Answer Correct Answer: A) 1/10 of. 15. To find the value of a numerical expression A) Evaluate. B) Factor pair. C) Prime factorization. D) Friend chart. Show Answer Correct Answer: A) Evaluate. 16. True or false:$\left(\frac{2}{3}\right)^8=\frac{2^8}{3^8}$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 17. Evaluate:n$^{2 }$r if n = 3 and r = 2 A) 6. B) 8. C) 9. D) 18. Show Answer Correct Answer: D) 18. 18. What is the word form of $10\times10\times10\times10\times10$ A) The first power of ten. B) The second power of ten. C) The fourth power of ten. D) The fifth power of ten. Show Answer Correct Answer: D) The fifth power of ten. 19. Evaluate (g+h)$^{3}$ if g = 2 and h =-3. A) 5. B) 125. C) 1. D) -1. Show Answer Correct Answer: D) -1. 20. Evaluate the expression using the power of a quotient property:( 2 / y )$^{3}$ A) ( 8 / y$^{3}$ )$^{}$. B) (x $^{3} $/ y) $^{} $. C) ( 8 / y )$^{}$. D) 1. Show Answer Correct Answer: A) ( 8 / y$^{3}$ )$^{}$. 21. The Quotient of Powers Rule states if dividing powers with ..... bases then ..... exponents. A) Same:Add. B) Same:Subtract. C) Different:Factor. D) Same:Multiply. Show Answer Correct Answer: B) Same:Subtract. 22. How is $3\cdot3\cdot3\cdot3$ A) $3^4$. B) $4^3$. C) $3^2$. D) $4^4$. Show Answer Correct Answer: A) $3^4$. 23. What does an exponent tell you about the product when multiplying by a power of 10? A) That there is a funny little number. B) That the answer is zero. C) The number of zeroes that will be brought to the product. D) That the number is really big. Show Answer Correct Answer: C) The number of zeroes that will be brought to the product. 24. The number of cells in a lab sample triples every four hours. Write an expression to represent the number of cells after 24 hours. A) $3\cdot c$. B) $3^4\cdot c$. C) $3^6\cdot c$. D) $3^{24}\cdot c$. Show Answer Correct Answer: C) $3^6\cdot c$. 25. The A and S in PEMDAS stand for Addition and Subtraction.Which operation do you do first? A) Addition. B) Subtraction. C) Whichever comes first in the expression as you read it from left to right. D) None of the above. Show Answer Correct Answer: C) Whichever comes first in the expression as you read it from left to right. ← PreviousNext →Related QuizzesClass 7 Mathematics Chapter 11 Exponents And Powers Quiz 1Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 2Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 3Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 4Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 5Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 6Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 7Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 8Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 9Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books