This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Find the product. $3^2\cdot3^6$ A) $3^4$. B) $\frac{1}{3^4}$. C) $3^8$. D) $\frac{1}{3^8}$. Show Answer Correct Answer: C) $3^8$. 2. Simplify $\frac{4^7}{4^5}$ A) $1^2$. B) $4^2$. C) All the above. D) None of the above. Show Answer Correct Answer: B) $4^2$. 3. X$^{8}$ / x$^{2}$ A) X$^{4}$. B) X$^{16}$. C) X$^{-6}$. D) X$^{6}$. Show Answer Correct Answer: D) X$^{6}$. 4. Evaulate:3$^{4}$ A) 27. B) 9. C) 81. D) 12. Show Answer Correct Answer: C) 81. 5. What is the exponential expression of this multiplication sentence? 6 x 6 x 6 x 6 x 6 x 6 x 6 A) 6 to the 7th power. B) 6 to the 8th power. C) 7 to the 9th power. D) 10 to the 5th power. Show Answer Correct Answer: A) 6 to the 7th power. 6. What is the correct way to expand 2$^{4}$? A) 2 + 2 + 2 + 2. B) 4 + 4. C) 2 x 2 x 2 x 2. D) 4 x 4. Show Answer Correct Answer: C) 2 x 2 x 2 x 2. 7. Write 'TRUE' or 'FALSE'2$^{6}$ > 6$^{2}$ A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 8. Write the prime factorization of the number using exponents. 20 A) 2x10. B) 4x5. C) 2x5x10. D) A $^{a} $ dirt. Show Answer Correct Answer: D) A $^{a} $ dirt. 9. The greatest of factors shared by two or more numbers. A) Greatest common factor. B) Evalutate. C) Factor tree. D) Order of operations. Show Answer Correct Answer: A) Greatest common factor. 10. Which number is the BASE? $2^7$ A) 2. B) 7. C) 128. D) $2^7$. Show Answer Correct Answer: A) 2. 11. Which of the following is NOT true about (-3)$^{5}$? A) (-3)$^{5}$ =-(3)$^{5}$. B) (-3)$^{5}$ = (-3)(-3)(-3)(-3)(-3). C) (-3)$^{5}$ =-243. D) (-3)$^{5}$ = 9$^{3}$. Show Answer Correct Answer: D) (-3)$^{5}$ = 9$^{3}$. 12. How would you write $5^3$ A) 5 x 3. B) 3 x 5. C) 125. D) 5 x 5 x 5. Show Answer Correct Answer: D) 5 x 5 x 5. 13. At Joe's Clown Car Rental Agency, renting a car costs $ 35 plus $ 0.75 for every mile it is driven. A) Y = x (35 + 0.75). B) Y = 35x + 0.75. C) Y = 0.75x + 35. D) Y = 0.75 (x + 35). Show Answer Correct Answer: C) Y = 0.75x + 35. 14. $\frac{2^3\cdot2^4}{2^2}$ A) $2^{10}$. B) $2^7$. C) $2^5$. D) $2^3$. Show Answer Correct Answer: C) $2^5$. 15. The exponent equivalent of 20 x 20 x 20 is A) 20 x 3. B) 20$^{3}$. C) 3$^{20}$. D) None of the above. Show Answer Correct Answer: B) 20$^{3}$. 16. Write the number is standard form. $4.8\cdot10^{-4}$ A) 48, 000. B) 0.00048. C) 480, 000. D) 0.000048. Show Answer Correct Answer: B) 0.00048. 17. How would you write 0.0005 in scientific notation? A) 50 x 10$^{-5}$. B) 5 x 10$^{-4}$. C) 5 x 10$^{3}$. D) .5 x 10$^{3}$. Show Answer Correct Answer: B) 5 x 10$^{-4}$. 18. Simplify. Express using exponents. $\frac{b^{12}}{b^5}$ A) $b^8$. B) $b^{17}$. C) $b^7$. D) None of the above. Show Answer Correct Answer: C) $b^7$. 19. What is 10 X 10 X 10? A) 10. B) 100. C) 1000. D) 10000. Show Answer Correct Answer: C) 1000. 20. Evaluate (-6)$^{3}$ A) -216. B) 216. C) 18. D) -18. Show Answer Correct Answer: A) -216. 21. What is 1/2 squared? A) 1/4. B) 1/2. C) 1. D) 4. Show Answer Correct Answer: A) 1/4. 22. Solve and make negative exponent of 3/y A) Ahead. B) Zi. C) Y$^{3}$. D) 3*y$^{-1}$. Show Answer Correct Answer: D) 3*y$^{-1}$. 23. If 'a' is any non-zero integer, then $a^0$ A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 24. Which expression is NOT equivalent to $3^8$ A) $\left(3^6\right)\left(3^2\right)$. B) $\left(3^4\right)^2$. C) $\left(3^4\right)\left(3^4\right)$. D) $\left(3^4\right)^4$. Show Answer Correct Answer: D) $\left(3^4\right)^4$. 25. Which number is the least in value? A) 5.0 x 10$^{-9}$. B) 5.0 x 10$^{-4}$. C) 5.0 x 10$^{6}$. D) 5.0 x 10$^{8}$. Show Answer Correct Answer: A) 5.0 x 10$^{-9}$. ← 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