This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Algebraic Expressions > Class 7 Mathematics Chapter 10 Algebraic Expressions – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 21 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Product of binomials (2p +5) and (4p-3) A) 8p$^{2 }$-14p + 15. B) 8p$^{2 }$-14p-15. C) -8p$^{2 }$-14p-15. D) 8p$^{2 }$ +14p-15. Show Answer Correct Answer: D) 8p$^{2 }$ +14p-15. 2. Find the product:(y-3)(y + 7) A) That is-10. B) Y$^{2}$ + 10x-21. C) Y$^{2}$-21. D) Y $^{2} $ + 4y-21. Show Answer Correct Answer: D) Y $^{2} $ + 4y-21. 3. Combine like terms. Simplify. 11g-9g+8g A) Yag. B) 10g. C) 11g. D) 2g. Show Answer Correct Answer: B) 10g. 4. Evaluate 3x-7 if x = 6 A) 25. B) 9. C) 11. D) 29. Show Answer Correct Answer: C) 11. 5. Evaluate the expression when b = 2Hint:Use the distributive propertyb(b + 12) A) 14. B) 144. C) 24. D) 28. Show Answer Correct Answer: D) 28. 6. Ten more than twice a number A) 2 x 10 + m. B) 10m + 2. C) 10 + m/2. D) Umm + 10. Show Answer Correct Answer: D) Umm + 10. 7. What is the coefficient?4 + 12a A) 4 + 12a. B) 4. C) 12a. D) 12. Show Answer Correct Answer: D) 12. 8. There were x candies in a jar. Benn took 20 candies. He shared the remaining candies equally among his 5 friends. How many candies did each of Benn's friends receive in terms of x? A) 20 x / 5. B) (x-20) / 5. C) (20-x) / 5. D) 20 / (x-5). Show Answer Correct Answer: B) (x-20) / 5. 9. Factorise:$6x\+18$ A) $3\left(2x+6\right)$. B) $6\left(x+12\right)$. C) $6\left(x+3\right)$. D) $2\left(3x+9\right)$. Show Answer Correct Answer: C) $6\left(x+3\right)$. 10. N ( 4 + m) = 4 n + ..... A) 4 m n. B) 4 n. C) 4 m. D) N m. Show Answer Correct Answer: D) N m. 11. Evaluate the expression when p = 9 and q = 2:|10p-7q| A) 152. B) 31. C) 76. D) -76. Show Answer Correct Answer: C) 76. 12. Simplify:17 + 7h-19 + 14h A) Ral + ZS. B) 21h-2. C) 21 AH + 36. D) Ral-2. Show Answer Correct Answer: B) 21h-2. 13. Which algebraic expression best matches the verbal phrase? "Double a number n" A) $ That $. B) $ n \div2 $. C) $n+2$. D) $2\+n$. Show Answer Correct Answer: A) $ That $. 14. Evaluate the expression for a = 3, b = 4, c = 6bc + 5a A) 63. B) 87. C) 39. D) 99. Show Answer Correct Answer: C) 39. 15. Which expression shows that Tina's age, t, is 3 years more than Michael's age, m? A) $m=t+3$. B) $t=m+3$. C) $a=t+m+3$. D) $m+t=3$. Show Answer Correct Answer: B) $t=m+3$. 16. Use factoring to take out the most that you can.12x + 16 A) H (ZKS+h). B) 12(1x+2). C) H (hh+w). D) 2 (Sh+8). Show Answer Correct Answer: A) H (ZKS+h). 17. Evaluate x-20 when x = 3 A) 23. B) -23. C) -17. D) 17. Show Answer Correct Answer: C) -17. 18. Numerical coefficient of xyz is ..... A) X. B) 1. C) Z. D) Y. Show Answer Correct Answer: B) 1. 19. X + 5-z is an example of: A) Monomial. B) Binomial. C) Trinomial. D) None of the above. Show Answer Correct Answer: C) Trinomial. 20. If we subtract $4a-7ab+3b+12$ $12a-9ab+5b-3$ A) $ Za+father+father+15 $. B) $ 8 A-2 August-2 B-15 $. C) $ Da+Aug +2 B-15 $. D) $ +2 b-15 $. Show Answer Correct Answer: D) $ +2 b-15 $. 21. What will be the area of a rectangle if its length is 4a$^{2}$b and breadth 3ab? A) 12a$^{2}$b. B) H $^{p} $ b. C) 12a$^{3}$b$^{2}$. D) 12a$^{3}$b. Show Answer Correct Answer: C) 12a$^{3}$b$^{2}$. 22. What's the numeric coefficient in-13abc(Numeric coefficient means only NUMBERS) A) -13. B) 13. C) All the above. D) None of the above. Show Answer Correct Answer: A) -13. 23. You evaluated an expression using x = 6 and y = 9. You correctly got an answer of 105. Which expression did you evaluate? A) 3x + 6y. B) 6x + 9y. C) 10x + 5y. D) 5x + 10y. Show Answer Correct Answer: C) 10x + 5y. 24. What does it mean to "sum" numbers? A) Multiply them. B) Divide them. C) Add them together. D) Subtract them. Show Answer Correct Answer: C) Add them together. 25. Evaluate each expression if x =4, y = 6 and z =3 $\frac{xy}{z}$ A) 12. B) 16. C) 22. D) 8. Show Answer Correct Answer: D) 8. 26. Factoring is the opposite of distributing. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 27. How many terms does this expression have?6a + 4b-7 A) 3. B) 1. C) 4. D) 2. Show Answer Correct Answer: A) 3. 28. Identify the constant in the expression3x + 2y + 7 A) 2. B) 7. C) 3. D) Any. Show Answer Correct Answer: B) 7. 29. 15 subtracted from a number, k A) 15-k. B) K-15. C) 15k. D) K + 15. Show Answer Correct Answer: B) K-15. 30. $\left(6y^2\right)\left(2y^4\right)$ A) $12y^6$. B) $-6y^6 $. C) $ 8Y ^ 5 $. D) $ 5Y ^ 6 $. Show Answer Correct Answer: A) $12y^6$. 31. Elena rents a car for the weekend. She is charged $ 35 a day +10 cents a mile. Which algebraic expression represents Elena's cost to rent the car for 3 days if she drives a total of m miles? A) $3\left(35\right)+0.10m$. B) $3\left(35\right)+10m$. C) $3\left(35\+0.10m\right)$. D) $35+0.10m$. Show Answer Correct Answer: A) $3\left(35\right)+0.10m$. 32. 4 less than the sum of a number r and a number s A) 4-(r + s). B) (r + s)-4. C) (r-s)-4. D) 4-r + s. Show Answer Correct Answer: B) (r + s)-4. 33. What is the coefficient? 7h + 3 A) 3. B) +. C) H. D) 7. Show Answer Correct Answer: D) 7. 34. 2x + 5(y-1) when x=8 and y=5 A) 36. B) 20. C) 31. D) -4. Show Answer Correct Answer: A) 36. 35. Which of the following terms means "subtract" ? A) Double. B) Per. C) Less than. D) Half. Show Answer Correct Answer: C) Less than. 36. Branch of mathematics that combines symbols according to the rules of arithmetics. A) Geometry. B) Arithmetic. C) Algebra. D) Calculus. Show Answer Correct Answer: C) Algebra. 37. Alex sells corn at the farmer's market. If c represents the amount of corn Alex has, which number sentence could be used to find the amount of corn Alex has left after selling 7 ears of corn? A) C-7 =?. B) C + 7 =?. C) C x 7 =?. D) 7-c =?. Show Answer Correct Answer: A) C-7 =?. 38. Expand the expression:3(2x-6) A) X-12. B) Sh-18. C) YAH-12. D) 5x-24. Show Answer Correct Answer: B) Sh-18. 39. Which is NOT an equation? A) 3+x. B) 10-2x = 10+Fix. C) 12 = 0.5x-3. D) X+14=32. Show Answer Correct Answer: A) 3+x. 40. $-2\left(-a-2b\right)-4b$ A) $ $. B) $ Pole $. C) $ $. D) $ Pole $. Show Answer Correct Answer: A) $ $. 41. Translate this phrase into an algebraic expression.2 times the difference of a number and 11Use the variable t to represent the unknown number. A) Cat-11. B) 2(t-11). C) 2 x t-11. D) 2(t / 11). Show Answer Correct Answer: B) 2(t-11). 42. A mathematical statement that says that two expressions have the same value; any number sentence with an =. A) Equation. B) Factor. C) Solution. D) Algebraic expression. Show Answer Correct Answer: A) Equation. 43. Simplify the expression:12r + 8-12 A) 12r + 4. B) 12r +-4. C) -8. D) 8. Show Answer Correct Answer: B) 12r +-4. 44. Subtract:-6x$^{2}$y from-10x$^{2}$y A) -16x$^{2}$y. B) 4x$^{2}$y. C) 16x$^{2}$y. D) -4x$^{2}$y. Show Answer Correct Answer: D) -4x$^{2}$y. 45. What is the constant in 7x+3? A) Sd. B) 3. C) S. D) 7. Show Answer Correct Answer: B) 3. 46. What property states that the product of a number and its reciprocal is always 1? A) Distributive Property. B) Multiplicative Inverse Property. C) Commutative Property of Multiplcation. D) Multiplicative Identity Property. Show Answer Correct Answer: B) Multiplicative Inverse Property. 47. Factor:k$^{2}$-2k-24 A) (K + 4) (K-6). B) (K + 4) (K + 6). C) (K + 6) (K-1). D) (K-4) (K + 6). Show Answer Correct Answer: A) (K + 4) (K-6). 48. X$^{2 }$-7y + 8z$^{3}$ is a ..... A) Trinomial. B) Monomial. C) Binomial. D) None of the above. Show Answer Correct Answer: A) Trinomial. 49. Subtract (-x-2)-(4x + 3) A) ZKS-2. B) ZKS-1. C) -5x-5. D) -5x-2. Show Answer Correct Answer: C) -5x-5. 50. Subtract $(a^2+b^2-2ab)from(a^2+b^2+2ab)$ A) 4Ab. B) -4ab. C) $a^2+b^2$. D) None of these. Show Answer Correct Answer: A) 4Ab. 51. Which one does NOT mean add A) Plus. B) More than. C) Sum. D) Increase. E) Difference. Show Answer Correct Answer: E) Difference. 52. Which expression represents "x cubed less than 7" ? A) 7-x$^{3}$. B) S-ZKS. C) ZKS-will. D) X$^{3}$-7. Show Answer Correct Answer: A) 7-x$^{3}$. 53. What phrase represents y-7? A) Seven less than y. B) The quotient of y and seven. C) Seven take away y. D) The total of y and seven. Show Answer Correct Answer: A) Seven less than y. 54. Combine like terms. $3x^2+3y+4-2y+x$ A) 13xy. B) $3x^2+1y+4+x$. C) $4x^2+1y+4$. D) $3x^2+3y+4-2y+x$. Show Answer Correct Answer: B) $3x^2+1y+4+x$. 55. Simplify 2a-3b-(4a-b) A) Any + father. B) -2A-4B. C) Any-father. D) Any-father. Show Answer Correct Answer: C) Any-father. 56. In the expression 8x+3y+10, which part is a term? A) 8x. B) Zi. C) 10. D) All of these are terms. Show Answer Correct Answer: D) All of these are terms. 57. Simplify:14k + 4 + 18-16k A) 30k + 14. B) + 14. C) 30k-14. D) + 22. Show Answer Correct Answer: D) + 22. 58. Evaluate:x-y-x$^{2}$ + (y$^{2}$ + x) when x =-3 and y =-2 A) -9. B) -13. C) 9. D) -3. Show Answer Correct Answer: A) -9. 59. Which of the following is equivalent to 4x + 28 A) 4(x + 28). B) 4(x + 24). C) Hh + will. D) 4(x + 7). Show Answer Correct Answer: D) 4(x + 7). 60. The subtraction of 5 times of y from x is: A) X-5y. B) 5x-Y. C) 5y-x. D) Y-5x. Show Answer Correct Answer: A) X-5y. ← PreviousNext →Related QuizzesMathematics QuizzesClass 7 QuizzesClass 7 Mathematics Chapter 10 Algebraic Expressions Quiz 1Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 2Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 3Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 4Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 5Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 6Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 7Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books