This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Algebraic Expressions > Class 7 Mathematics Chapter 10 Algebraic Expressions – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 10 Algebraic Expressions Quiz 17 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Simplify the expression:2(x + 3)-4 A) + + 1. B) X-a. C) + A. D) + 4. Show Answer Correct Answer: C) + A. 2. (-11a + 7)-(11a-7) A) Family. B) 0. C) Aa-14. D) + 14. Show Answer Correct Answer: D) + 14. 3. Write the given expression in exponential notation.c.c.c A) $C^2$. B) $C^3$. C) $C^4$. D) None of the above. Show Answer Correct Answer: B) $C^3$. 4. Solve the equation $5x=15$ A) $x=20$. B) $x=10$. C) $x=75$. D) $x=3$. Show Answer Correct Answer: D) $x=3$. 5. Sum of 2a+3b;-6b-9a is ..... A) -11a-9b. B) Sales. C) Sales. D) H+Heb. Show Answer Correct Answer: B) Sales. 6. Seven less than a number A) 7-x. B) Sd. C) X-7. D) 7 + x. Show Answer Correct Answer: C) X-7. 7. Factorise fully:18x + 24 A) I (X + 4). B) H (sh + 8). C) 2 (YAH + 12). D) W (ZKS + h). Show Answer Correct Answer: D) W (ZKS + h). 8. Pizza has p slices for 4 studenthow many per student A) P x 4. B) P/4. C) 4/p. D) P-4. Show Answer Correct Answer: B) P/4. 9. Identify the constant in the expression.2y + 5x + 12 A) 2. B) 12. C) 5x. D) Any. Show Answer Correct Answer: B) 12. 10. Work out the value of the following expressions when a = 3, b = 4 and c = 5.a + b A) 7. B) 8. C) 9. D) 6. Show Answer Correct Answer: A) 7. 11. Sarah received $ 55, for her birthday. She used some of that money to buy 3 shirts priced at m dollars each. How much money does Sarah have left?Write your answer as an expression. A) Khum-p. B) Uncle + Kh. C) 55-Uncle. D) 55 + 3 + m. Show Answer Correct Answer: C) 55-Uncle. 12. A rectangle has a dimension that is represented by (2c + 1) and another dimension that is (3 + c). If c = 3, then that is the actual area of this rectangle? A) 42 square units. B) 12 square units. C) 13 square units. D) 36 square units. Show Answer Correct Answer: A) 42 square units. 13. The total of n and 9 decreased by 6 A) $\left(n-9\right)=6$. B) $ Cold $. C) $n+9-6$. D) $\left(n+9\right)-6$. Show Answer Correct Answer: D) $\left(n+9\right)-6$. 14. If (a-b) = 7 and ab = 9, then (a$^{2 }$+ b$^{2) }$=? A) 58. B) 67. C) 40. D) 31. Show Answer Correct Answer: B) 67. 15. What is the coefficient in the expression:94y+2? A) 94y. B) 2. C) 94. D) 4. Show Answer Correct Answer: C) 94. 16. Evaluate each expression if x =4, y = 6 and z =3x + y-3z A) 23. B) 15. C) 1. D) 10. Show Answer Correct Answer: C) 1. 17. Translate this phrase into an algebraic expression.8 less than the product of 4 and a numberUse the variable m to represent the unknown number. A) 8m-4. B) 8m + 4. C) 8-4m. D) 4m-8. Show Answer Correct Answer: D) 4m-8. 18. If a = 2 and b = 3, find the value of2 a-3 b A) 2. B) 4. C) 5. D) -5. Show Answer Correct Answer: D) -5. 19. Apply the distributive property to simplify:8(2x + 5) A) 16x + 5. B) 16x + 10. C) 16x-40. D) 16x + 40. Show Answer Correct Answer: D) 16x + 40. 20. Grace is b years old. Find Grace's age 3 years ago in terms of b. A) 3 b. B) 3 + b. C) B-3. D) 3-b. Show Answer Correct Answer: C) B-3. 21. If z = 31, what is 30-z? A) 3. B) 2. C) -1. D) 1. Show Answer Correct Answer: C) -1. 22. A mathematical phrase that uses variables, numerals, and operation symbols. A) An algebraic expression. B) Algebra. C) An equation. D) Something very scary. Show Answer Correct Answer: A) An algebraic expression. 23. Seven more than the quotient of ten and a number A) 7 + n/10. B) 7 + 10/n. C) (7 + n)/10. D) Han/10. Show Answer Correct Answer: B) 7 + 10/n. 24. Find (102)$^{2}$-(98)$^{2}$ A) 800. B) 600. C) 400. D) 200. Show Answer Correct Answer: A) 800. 25. Evaluate the expression when x =-1 and y = 3:x$^{2}$ + y$^{2}$ + x-y A) 12. B) 6. C) 8. D) 16. Show Answer Correct Answer: B) 6. 26. Nine less the product of a number and 4 A) 9-(n+4). B) I-HN. C) HN-I. D) I/HN. Show Answer Correct Answer: C) HN-I. 27. Simplify by combining like terms:4x$^{2}$-3x + 11-2x A) 16x$^{2}$-5x + 11. B) 10x$^{2}$. C) 11x + 11. D) 4x $ ^ {2} $-5x + 11. Show Answer Correct Answer: D) 4x $ ^ {2} $-5x + 11. 28. Evaluate 100 + c where c =-3 A) -97. B) 33. C) 97. D) 103. Show Answer Correct Answer: C) 97. 29. Which property is used to simplify 7(x-2)? A) Associative. B) Distributive. C) Identity. D) Commutative. Show Answer Correct Answer: B) Distributive. 30. Subtract 5x$^{2}$ from x$^{2}$ A) Hh $^{2} $. B) -hhh $^{2} $. C) Shit $^{2} $. D) None of the above. Show Answer Correct Answer: B) -hhh $^{2} $. 31. Simplify:-2x + 11 + 6x A) 15x. B) Hh +11. C) Hh. D) 8x+11. Show Answer Correct Answer: B) Hh +11. 32. Twice the sum of a number and 5 A) $2\left(x+5\right)$. B) $+X $. C) All the above. D) None of the above. Show Answer Correct Answer: A) $2\left(x+5\right)$. 33. What is a variable in algebra? A) A symbol used to represent an unknown quality. B) A term. C) A number multiplied by a symbol. D) A number in an equation. Show Answer Correct Answer: A) A symbol used to represent an unknown quality. 34. An algebraic expression is a combination of:- A) Variables. B) Constants. C) One or more than one operation. D) All of these. Show Answer Correct Answer: D) All of these. 35. Which one does NOT mean subtract? A) Difference. B) Less than. C) Minus. D) More than. E) Decrease. Show Answer Correct Answer: D) More than. 36. Evaluate 6a-3d when a = 1, d = 2 A) 12. B) 1. C) 0. D) 3. Show Answer Correct Answer: C) 0. 37. A term is a ..... of factors. A) Difference. B) Quotient. C) Product. D) Sum. Show Answer Correct Answer: C) Product. 38. Which number is the constant?5g$^{3}$ + 2 A) 3. B) G. C) 2. D) 5. Show Answer Correct Answer: C) 2. 39. How many terms are in the expression3a + 2b + c + 100 A) 6. B) 4. C) 5. D) 3. Show Answer Correct Answer: B) 4. 40. Add the following expressions:8a-6ab+5b, -6a-ab-8b and-4a+2ab+3b A) -any-disappointment. B) Any + disappointment. C) Heb + medicine. D) 5ab. Show Answer Correct Answer: A) -any-disappointment. 41. Which is an example of an algebraic expression ..... A) 2 + 4. B) -4x + y. C) All the above. D) None of the above. Show Answer Correct Answer: B) -4x + y. 42. The product of x and sixteen A) $\frac{x}{16}$. B) X + 16. C) X-16. D) 16x. Show Answer Correct Answer: D) 16x. 43. Which expression represents:the product of 28 and m A) M-28. B) 28 + m. C) 28m. D) M$^{28}$. Show Answer Correct Answer: C) 28m. 44. What is the definition of a linear expression? A) An algebraic expression with a constant exponent. B) An algebraic expression with a variable exponent of 1. C) An algebraic expression with a variable exponent of 3. D) An algebraic expression with a variable exponent of 2. Show Answer Correct Answer: B) An algebraic expression with a variable exponent of 1. 45. Translate the following verbal phrase into an algebraic expression:'The sum of 7 and a number.' A) 7 x n. B) 7 + x. C) Crave. D) Sd. Show Answer Correct Answer: B) 7 + x. 46. A cell phone company charges Rs.40 per month(m) plus a Rs.35 activation fee. How much would the service cost for the first 2 months(m)?Hint:40m+35 A) Rs.110. B) Rs.80. C) Rs.75. D) Rs.115. Show Answer Correct Answer: D) Rs.115. 47. Use the distributive property to simplify:4(2x + 7) A) 8x + 28. B) Hh + 14. C) Shi + 28. D) 8x + 14. Show Answer Correct Answer: A) 8x + 28. 48. (18-ab) + 4b if a =-2 and b =-5 A) 28. B) 48. C) -12. D) 8. Show Answer Correct Answer: C) -12. 49. 5m + 9n if m =-7 and n = 4 A) 1. B) -71. C) 71. D) -1. Show Answer Correct Answer: A) 1. 50. Simpel (Sakh + i + G)-(Fix + + 4 G) A) X-Ezz. B) X + Take. C) 2x + y + 5z. D) 12x-5z. Show Answer Correct Answer: A) X-Ezz. 51. Evaluate the expression using the values m = 7, r = 8, and t = 2.4m + t A) 26. B) 30. C) 14. D) 28. Show Answer Correct Answer: B) 30. 52. $ 4 t^or^4+p^4 R^A $ A) $ Free^4 and^Z $. B) $ Free^or $ 4. C) $ r^4o^8 $. D) None of the above. Show Answer Correct Answer: B) $ Free^or $ 4. 53. Match this word expression with the correct algebraic expression:"the difference of n and 9" A) N + 9. B) Sun. C) N-9. D) N/9. Show Answer Correct Answer: C) N-9. 54. Evaluate the expression for n = 2 and p = 7.np = A) 15. B) 9. C) 14. D) 5. Show Answer Correct Answer: C) 14. 55. What is the coefficient in the expression:94a+2? A) 2. B) 94. C) 4. D) 94a. Show Answer Correct Answer: B) 94. 56. A rectangle has a length of l meters and a width of w meters. Which expression represents the area of the rectangle? A) L / w. B) L * w. C) 2(l + w). D) L-w. Show Answer Correct Answer: B) L * w. 57. Add 7 x y + 5 y z-3 z x, 4 y z + 9 z x-4 y, -3 x z + 5 x-2 x y. A) 5 x y + 9 y z + 2 z x + 5 x-4 y. B) 5 x y + 9 y z + 3 z x + 5 x-4 y. C) 5 x y + 3 z x + 5 x-4 y. D) 5 x y + 9 y z + 3 z x + 4 y. Show Answer Correct Answer: B) 5 x y + 9 y z + 3 z x + 5 x-4 y. 58. (Original Number) + (Percent in Decimal Form)(Original Number)I buy a plane ticket for x amount. If they increased the price by 25%, how much money will I pay? A) X + 0.25(x). B) X + 25%(x). C) X + 25%. D) None of the above. Show Answer Correct Answer: A) X + 0.25(x). 59. I open a saving account with $ 200 and plan to put $ 50 per month in the account.Which expression represents this situation after x number of months? A) 12x(50 + 200). B) 200 + 50x. C) 200x + 50. D) 200 + x + 50. Show Answer Correct Answer: B) 200 + 50x. 60. This consists of one or more numbers and operations. It represents a single value. A) Algebraic expression. B) Variable. C) Equation. D) Numeric expression. Show Answer Correct Answer: D) Numeric expression. ← 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