This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Simple Equations > Class 7 Mathematics Chapter 4 Simple Equations – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 4 Simple Equations Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. N + 6= 12, What is N A) 6. B) 4. C) 5. D) 7. Show Answer Correct Answer: A) 6. 2. What whole number should replace the variable to make the equation m + 7 = 30 true? A) -23. B) 37. C) 23. D) -37. Show Answer Correct Answer: C) 23. 3. You take out a loan from a bank for $ 3600. You plan to pay back 300 per week. Which equation would help you solve the number of weeks to pay back the loan? A) 3600-300w = 0. B) -3600 and + 300 = 0. C) 0-3600 = 300w. D) W + 3600 + 300 = 0. Show Answer Correct Answer: A) 3600-300w = 0. 4. When we shift one term from one side of an equation to another side with a change of sign is called as ..... method. A) Transpose. B) Distributive. C) Commutative. D) Assosciative. Show Answer Correct Answer: A) Transpose. 5. 13 y =-12 and + 100 A) Y = 4. B) Y = 100. C) Y =-4. D) Y =-100. Show Answer Correct Answer: A) Y = 4. 6. What is the little number after an element in a chemical equation called.Example:H$_{2}$ A) Atom. B) Coefficient. C) Subscript. D) Equation. Show Answer Correct Answer: C) Subscript. 7. Three times the sum of a number and 7 is equivalent to 57. A) 7(x + 3) = 57. B) 3(x + 7) = 57. C) Ss + h = 57. D) ZKS + v = 57. Show Answer Correct Answer: B) 3(x + 7) = 57. 8. In the equation x + 7 = 127 is being added to the variable x. How should you show your work to isolate the variable and solve the equation? A) Multiply both sides by 7. The solution is x = 84. B) Subtract 7 from both sides. The solution is x = 5. C) Add 7 to both sides. The solution is x = 19. D) None of the above. Show Answer Correct Answer: B) Subtract 7 from both sides. The solution is x = 5. 9. $ 6 =-\frac {w} {8} $ A) $w=48$. B) $w=-48$. C) $ w = \frac {3} {4} $. D) $w=-14$. Show Answer Correct Answer: B) $w=-48$. 10. Seven times the number is 36 less than 10 times the number, the number is A) 10. B) 5. C) 12. D) 11. Show Answer Correct Answer: C) 12. 11. Simplify the expression:$\frac{3}{y+5}+\frac{2}{3y+2}$ A) $\frac{7y+16}{\left(y+5\right)\left(3y+2\right)}$. B) $\frac{11y+10}{\left(y+5\right)\left(3y+2\right)}$. C) $\frac{11y+16}{\left(y+5\right)\left(3y+2\right)}$. D) $\frac{11y+4}{\left(y+5\right)\left(3y+2\right)}$. Show Answer Correct Answer: C) $\frac{11y+16}{\left(y+5\right)\left(3y+2\right)}$. 12. X exceed 4 by 9 can be represented as A) X + 9 = 4. B) X-9 = 4. C) X-4 = 9. D) X + 4 = 9. Show Answer Correct Answer: C) X-4 = 9. 13. Solve for g:2g-3 + 4g = 27 A) G = 5. B) G = 15. C) G = 4. D) G = 12. Show Answer Correct Answer: A) G = 5. 14. What is the mechanical advantage of a simple machine if a force of 15 newtons lifts an object weighing 60 newtons? A) .25. B) 45. C) 4. D) 2. Show Answer Correct Answer: C) 4. 15. Rohit's father is thrice as old as Rohit. After 15 years he will be just twice his son. Find the present age of Rohit? A) 15 years old. B) 14 years old. C) 40 years old. D) None of the above. Show Answer Correct Answer: B) 14 years old. 16. Set up an equation for the following:When I subtracted 9 from twice a number, the result was 11. A) X-9 = 11. B) R-X = 11. C) X-p = 11. D) None of the above. Show Answer Correct Answer: C) X-p = 11. 17. Mohan is 3 years older than Sohan. The sum of their ages is 43years. A) X + 3 = 43. B) ZKS = HZ. C) 43-x = 3. D) None of the above. Show Answer Correct Answer: A) X + 3 = 43. 18. Solve for x:23 + x = 41 A) $64$. B) Not Given. C) $24$. D) $28$. Show Answer Correct Answer: B) Not Given. 19. The product of 3 and-2 is A) -6. B) 6. C) 1. D) -1. Show Answer Correct Answer: B) 6. 20. The product of 14 and y A) 14y. B) 14 divided by y. C) 14 + y. D) None of the above. Show Answer Correct Answer: A) 14y. 21. In the 2012 Olympics, Usain Bolt won the 200-meter dash with a time of19.32 seconds. Write and solve an equation to find his average speedto the nearest hundredth of a meter per second.Look Back:If someone said that Usain Bolts average speed was about 10 seconds, is that reasonable based off of what we now know? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 22. What is the opposite function of division? A) Dividend. B) Multiplication. C) Subtraction. D) Addition. Show Answer Correct Answer: B) Multiplication. 23. 30 = 6 ( 8 + y ) A) Y = 18. B) Y =-3. C) Y =-18. D) Y = 3. Show Answer Correct Answer: B) Y =-3. 24. X + p (Khus-h) = 47 A) 2. B) 3. C) 4. D) 1. Show Answer Correct Answer: C) 4. 25. What happens to an equality if we add the same number to both sides? A) It becomes negative. B) It becomes true. C) It remains unchanged. D) It becomes false. Show Answer Correct Answer: C) It remains unchanged. 26. $10=\sqrt{14x+2}$ A) X = $\frac{8}{14}$. B) X = 7. C) No Solution. D) X = 102. Show Answer Correct Answer: B) X = 7. 27. How many atoms are there TOTAL in:H$_{2}$SO$_{4}$ A) 3. B) 5. C) 7. D) 6. Show Answer Correct Answer: C) 7. 28. Solve for c:3c + 5 = 23 A) C = 28. B) C = 6. C) C = 3. D) C = 18. Show Answer Correct Answer: B) C = 6. 29. When was Algebraic Tiles invented A) 1960s. B) 1950s. C) 1940s. D) 2010s. Show Answer Correct Answer: B) 1950s. 30. What whole number should replace the variable to make the equation d + 98 = 100 true? A) -198. B) 100/98. C) 2. D) -2. Show Answer Correct Answer: C) 2. 31. Sam's house is 14 blocks from the school. Emily lives 6 blocks from Sam. Use an absolute value equation to determine Emily's distance for the school. A) |x-14| = 620, 8. B) |x + 6| = 106, 14. C) |x-6| = 1420, 8. D) |x + 14| = 66, 14. Show Answer Correct Answer: A) |x-14| = 620, 8. 32. What happens to an equality if we subtract the same number from both sides? A) It becomes true. B) It becomes false. C) It remains unchanged. D) It becomes negative. Show Answer Correct Answer: C) It remains unchanged. 33. In an isosceles triangle, the base angles are equal to 50$^\circ$. The vertex angle is A) 85$^\circ$. B) 80$^\circ$. C) 75$^\circ$. D) 45$^\circ$. Show Answer Correct Answer: B) 80$^\circ$. 34. The symbol "N" is what element? A) Nobel. B) Nitrogen. C) Nihon. D) Neptunium. Show Answer Correct Answer: B) Nitrogen. 35. 4{ X + 8 }= 40 find X A) X = 8. B) X = 2. C) X = 5. D) X = 3. Show Answer Correct Answer: B) X = 2. 36. How do I solve the following one-step equation? $4=-5x$ A) Add 5 to both sides. B) Subtract 5 from both sides. C) Multiply both sides by $-5$. D) Divide both sides by $-5$. Show Answer Correct Answer: D) Divide both sides by $-5$. 37. M-n = 5 Solve for m. A) M =-5-n. B) M = 5-n. C) M =-5 + n. D) M = 5 + n. Show Answer Correct Answer: D) M = 5 + n. 38. Balance this equation ..... CF$_{4 }$+ ..... Br$_{2 }$ ..... ..... CBr$_{4 }$+ ..... F$_{2}$ A) 1, 2, 1, 2. B) 2, 2, 2, 2. C) 2, 1, 2, 1. D) 1, 2, 2, 1. Show Answer Correct Answer: A) 1, 2, 1, 2. 39. The present age of a son is half the present age of his father. Ten years ago, the father was thrice as old as his son. What is the present age of father? A) 10 years. B) 40 years. C) 80 years. D) 20 years. Show Answer Correct Answer: B) 40 years. 40. The goal of solving a one, two, or multi-step equations is to: A) Find the constant. B) Find the coefficient. C) Find the value of the variable. D) Guess and check. Show Answer Correct Answer: C) Find the value of the variable. 41. Solve |2x-3| + 5 =10. A) -1, -4. B) -1, 1. C) -1, 4. D) 1, 4. Show Answer Correct Answer: C) -1, 4. 42. 4 less than the sum of 7 and x A) 7 + (x-4). B) (7 + x)-4. C) (7-3 )+ x. D) None of the above. Show Answer Correct Answer: B) (7 + x)-4. 43. Product of.00254 x 01.000 A) .00254. B) 254000.000. C) 2.54. D) None. Show Answer Correct Answer: A) .00254. 44. A coupon subtracts $ 17.95 from the price of a pair of headphones. You pay $ 71.80 for the headphones after using the coupon. Write and solve an equation to find the original price p of the headphones. A) P + 17.95 = 71.80, p = $ 53.85. B) P-17.95 = 71.80, p = $ 89.75. C) P + 71.80 = 17.95, p = $ -53.85. D) None of the above. Show Answer Correct Answer: B) P-17.95 = 71.80, p = $ 89.75. 45. In the equation 4x + 3v = z, the variables are A) 4, x, 3 and v only. B) X, v and z. C) Z only. D) 4 and 3 only. Show Answer Correct Answer: B) X, v and z. 46. $\frac{4}{5}x=20$ A) 20. B) 80. C) 100. D) 60. Show Answer Correct Answer: C) 100. 47. If-4(x-13) = 17, then x =? A) -35/4. B) 35/4. C) 1. D) 30/4. E) -1. Show Answer Correct Answer: B) 35/4. 48. What is the variable denoted by in the equation 8-3 = 4 + 1? A) X. B) M. C) Z. D) Y. Show Answer Correct Answer: A) X. 49. Which color is used to represent "Positive Variables" in Algebraic Tiles A) Green. B) Gold. C) Blue. D) Black. Show Answer Correct Answer: A) Green. 50. C+O $ _ {2} $ = CO $ _ {2} $ A) Balanced. B) Unbalanced. C) All the above. D) None of the above. Show Answer Correct Answer: A) Balanced. 51. You bought a magazine for $ 8 and 6 erasers. If you spent a total of $ 11, then how much did each eraser cost? A) $ 3.00. B) $ 2.00. C) $ .625. D) $ .50. Show Answer Correct Answer: D) $ .50. 52. 3 times the number 300. Convert this statement in mathematical form. A) ZKS = 100. B) 3=300+x. C) ZKS = 300. D) 3+x=100. Show Answer Correct Answer: C) ZKS = 300. 53. Simplify the expression:$\frac{2}{y+5}+\frac{5}{2y+1}$ A) $\frac{-y+23}{\left(y+5\right)\left(2y+1\right)}$. B) $\frac{y+27}{\left(y+5\right)\left(2y+1\right)}$. C) $\frac{9y+27}{\left(y+5\right)\left(2y+1\right)}$. D) $\frac{-y-23}{\left(y+5\right)\left(2y+1\right)}$. Show Answer Correct Answer: C) $\frac{9y+27}{\left(y+5\right)\left(2y+1\right)}$. 54. $\frac{x}{\text{2}}=11$ A) -5.5. B) 5.5. C) 22. D) -22. Show Answer Correct Answer: C) 22. 55. So that the sentence 4x-5 = 7 is true, then the value of X must be the same as ..... A) 3. B) 1. C) 2. D) 4. Show Answer Correct Answer: A) 3. 56. Solve the Equation:2(6b + 1) = 4(b-5)-2 A) B = 3. B) B =-2.75. C) B =-3. D) B =-7/8. Show Answer Correct Answer: C) B =-3. 57. What do you do first to solve for x in the equation below?2x-y = T A) Divide by y. B) Divide by 2. C) Subtract y. D) Add y. Show Answer Correct Answer: D) Add y. 58. If (5x +7) = 4(3x-8) find x=?x = 25/7 A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 59. Solve:6(5x-3) + 2 = 14 A) -1. B) 2. C) 1. D) .5. Show Answer Correct Answer: C) 1. 60. To solve for a variable in an equation you must ALWAYS divide by the number on both sides. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. ← PreviousNext →Related QuizzesMathematics QuizzesClass 7 QuizzesClass 7 Mathematics Chapter 4 Simple Equations Quiz 1Class 7 Mathematics Chapter 4 Simple Equations Quiz 2Class 7 Mathematics Chapter 4 Simple Equations Quiz 3Class 7 Mathematics Chapter 4 Simple Equations Quiz 4Class 7 Mathematics Chapter 4 Simple Equations Quiz 5Class 7 Mathematics Chapter 4 Simple Equations Quiz 6Class 7 Mathematics Chapter 4 Simple Equations Quiz 7Class 7 Mathematics Chapter 4 Simple Equations Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books