Class 7 Mathematics Chapter 4 Simple Equations Quiz 5 (60 MCQs)

Quiz Instructions

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1. The ..... allows you to add the same number to each side of an equation to produce an equivalent equation.
2. Solve the following equation:$\frac{x}{2}-7=14$
3. How many Aluminum are in Al$_{2}$O$_{3}$?
4. Kh/X = Brother/4
5. SOLVE $\frac{x}{4}=\frac{12}{30}$
6. Simplify the expression:$\frac{7}{2a+1}+\frac{4}{3a-2}$
7. If one-third of a number exceeds its one-fourth by 1, find the number.
8. What is An Equation?
9. You mailed 20 identical Christmas cards weighing more than 1 ounce each. Mailing each card costs $ .44 for the first ounce, plus.17 for each additional ounce. The postage for all cards totalled $ 15.60.
10. When 2x/3 = 4, then x = .....
11. Solve:2(2t-3) = 6(t + 2)
12. The solution of the equation X-6 = 1 is
13. $\frac{3}{4}\left(7x-1\right)-\left[2x-\frac{1-x}{2}\right]=x+\frac{3}{2}$
14. 6x-[2x + 3(x+1)] = x + 20
15. Subscripts show how many of each kind of atom and is written to the lower right of the element symbol. If no subscript is written, what does that mean?
16. Which color is used to represent "Negative constant with power" in Algebraic Tiles
17. A mathematical phrase that uses a variable
18. $\frac{1}{4}x+\frac{1}{6}x=\frac{1}{2}x+\frac{3}{4}$
19. Please solve this equation$^{p}$/$_{5}$ = 7
20. What is the importance of understanding how to solve simple equations?
21. Solve for X:$\frac{X}{6}$
22. Solve:-7(z-6) =-70
23. Solve for t. D= rt
24. Please solve this equation23 = x + 7
25. How many atoms are in each of the elements that make up the chemical formula for simple sugar? C6H12O6
26. What is the correct equation for this scenario:What is the price of one extension cord if Kanaan can buy a package of 6 for $ 7.26?
27. Solve for the given variable:5k + 9 = 19
28. 4 + N = 8, What is N
29. What is the total distance around a figure called?
30. A mathematical statement that shows two expressions are equal.
31. The equation having 5 as a solution is
32. Jason says that 10 less than one third of his age is 11 years old. How old is Jason?
33. J.6 face-to-face class resumption begins on?
34. Solve the system of equations using substitution:y = 2x + 52x + 2y = 4
35. Select the correct equation for the following statementSeven times m plus 7 gets you 77.
36. What is the chemical formula for Carbon Dioxide?
37. Solve for z in the following equation:z-33 = 147
38. Name the first property you will use to solve this equation:3(x-7) = 42
39. Which statement best describes l-4 l?
40. Rahuls mothers age is 4 years more than three times Rahuls age. Find Rahuls age if his mothers age is 46 years old.
41. Write the following statement in the form of an equation. "The sum of three times x and 10 is 23
42. Say true or false:For variable any alphabet from [a to z] can be used
43. When balancing equations a ..... can be placed to the left of a formula of a substance to make the equations balanced
44. Which number should go in the blank? 2 Na+ ..... Cl$_{2}$ $\rightarrow$ 2 NaCl
45. What is the salt formed when nitric acid is added to potassium hydroxide?
46. Is the following equation balanced or unbalanced?Fe + S $\rightarrow$ FeS
47. Check whether the value given in the brackets is a solution to the given equation or not:4p-3 = 13 (p = 1)
48. 3p = 42. Value of p is .....
49. Solve the following equation:3(y-2) = 2(y-1)-3
50. What is the inverse operation of division?
51. Which value of a satisfies the equation:14/a = 7
52. Verify which value of p satisfies the equation:p-5 =-1
53. What Do We Usually Transport In An Equation to Find its Solution?
54. X-62 = 123How should you show your work to isolate the variable and solve the equation?
55. What is a chemical equation?
56. Solve this equationa-2.1 = 5.8
57. Check whether the value given in the brackets is a solution to the given equation or not:7n + 5 = 19(n =-2)
58. Solve for x in the equation x + 5 = 3
59. (18+2)x3m=120m=?
60. Please solve this equationx-12 = 13