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Class 8 Maths MCQs with answers offer an excellent way for students to test their understanding and enhance problem-solving skills. These multiple-choice questions cover a range of topics such as rational numbers, linear equations, data handling, and more, helping students build a strong foundation for higher education. By practising these MCQs, students can identify areas for improvement, sharpen their logical thinking, and boost their confidence for exams and competitive tests. So get up and start practising with Class 8 Maths MCQs with answers!
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Important Class 8 Maths MCQs with Answers
Here are some important Class 8 Maths MCQs with answers to help you test your knowledge on various topics. Practice these questions before exams and while preparing for school exams.
Q. Which of the following is a rational number?
- a) √2
- b) π
- c) 5/7
- d) e
Answer: c) 5/7
Q. The additive inverse of -7 is:
- a) 7
- b) -7
- c) 0
- d) 1
Answer: a) 7
Q. The product of two rational numbers is always a:
- a) Natural number
- b) Rational number
- c) Whole number
- d) Irrational number
Answer: b) Rational number
Q. The cube of 4 is:
- a) 12
- b) 24
- c) 64
- d) 16
Answer: c) 64
Q. What is the cube root of 27?
- a) 2
- b) 3
- c) 9
- d) 6
Answer: b) 3
Q. Which of the following is a perfect cube?
- a) 125
- b) 128
- c) 64
- d) 216
Answer: d) 216
Q. The solution of the equation 5x – 3 = 2 is:
- a) x = 0
- b) x = 1
- c) x = 2
- d) x = 5
Answer: b) x = 1
Q. The mean of the numbers 3, 5, 7, 9, 11 is:
- a) 5
- b) 7
- c) 6
- d) 8
Answer: b) 7
Q. What is the median of the data set: 12, 5, 8, 9, 4?
- a) 5
- b) 8
- c) 9
- d) 4
Answer: b) 8
Q. The mode of the data 3, 7, 7, 8, 9 is:
- a) 8
- b) 9
- c) 7
- d) 3
Answer: c) 7
Q. What is the value of 2^5?
- a) 10
- b) 32
- c) 25
- d) 64
Answer: b) 32
Q. What is 10^2 equal to?
- a) 10
- b) 100
- c) 1000
- d) 20
Answer: b) 100
Q. Simplify: 3^3 x 3^2
- a) 3^6
- b) 3^5
- c) 3^4
- d) 9^5
Answer: b) 3^5
Q. What is the value of x if 3x + 5 = 20?
- a) 10
- b) 5
- c) 2
- d) 7
Answer: c) 5
Q. Solve: 2(x + 3) = 4x – 6.
- a) x = 0
- b) x = 2
- c) x = -3
- d) x = 1
Answer: a) x = 0
Q. The square root of 144 is:
- a) 12
- b) 14
- c) 10
- d) 16
Answer: a) 12
Q. The ratio of 15 to 45 is:
- a) 1:2
- b) 1:3
- c) 1:4
- d) 3:1
Answer: b) 1:3
Q. If the cost price of a book is ₹120 and it is sold for ₹150, what is the profit percentage?
- a) 10%
- b) 20%
- c) 25%
- d) 30%
Answer: c) 25%
Q. What is the simple interest on ₹2000 at a rate of 5% per annum for 3 years?
- a) ₹200
- b) ₹300
- c) ₹400
- d) ₹500
Answer: b) ₹300
Q. The area of a triangle with a base 5 cm and height 4 cm is:
- a) 20 cm²
- b) 10 cm²
- c) 15 cm²
- d) 12 cm²
Answer: b) 10 cm²
Q. The volume of a cube with side length 3 cm is:
- a) 9 cm³
- b) 18 cm³
- c) 27 cm³
- d) 12 cm³
Answer: c) 27 cm³
Q. The circumference of a circle with radius 7 cm is (Take π = 22/7):
- a) 22 cm
- b) 44 cm
- c) 28 cm
- d) 14 cm
Answer: b) 44 cm
Q. The solution of the equation 5x – 3 = 2 is:
- a) x = 0
- b) x = 1
- c) x = 2
- d) x = 5
Answer: b) x = 1
Q. What is the value of x if 3x + 5 = 20?
- a) 10
- b) 5
- c) 2
- d) 7
Answer: c) 5
Q. Solve: 2(x + 3) = 4x – 6.
- a) x = 0
- b) x = 2
- c) x = -3
- d) x = 1
Answer: a) x = 0
Q. Which of the following is a perfect square?
- a) 48
- b) 81
- c) 120
- d) 200
Answer: b) 81
Q. The area of a triangle with base 5 cm and height 4 cm is:
- a) 20 cm²
- b) 10 cm²
- c) 15 cm²
- d) 12 cm²
Answer: b) 10 cm²
Q. The volume of a cube with side length 3 cm is:
- a) 9 cm³
- b) 18 cm³
- c) 27 cm³
- d) 12 cm³
Answer: c) 27 cm³
Q. The circumference of a circle with radius 7 cm is (Take π = 22/7):
- a) 22 cm
- b) 44 cm
- c) 28 cm
- d) 14 cm
Answer: b) 44 cm
Q. The ratio of 15 to 45 is:
- a) 1:2
- b) 1:3
- c) 1:4
- d) 3:1
Answer: b) 1:3
Q. If the cost price of a book is ₹120 and it is sold for ₹150, what is the profit percentage?
- a) 10%
- b) 20%
- c) 25%
- d) 30%
Answer: c) 25%
Q. The value of (a + b)^2 is:
- a) a^2 + 2ab + b^2
- b) a^2 + b^2 + ab
- c) a^2 + ab + b^2
- d) a^2 – 2ab + b^2
Answer: a) a^2 + 2ab + b^2
Q. If x = 2, then the value of 2x + 3 is:
- a) 5
- b) 6
- c) 7
- d) 8
Answer: d) 8
Q. Expand: (x – 3)(x + 3)
- a) x^2 – 9
- b) x^2 + 9
- c) x^2 – 6
- d) x^2 + 6
Answer: a) x^2 – 9
Q. What is the simple interest on ₹2000 at a rate of 5% per annum for 3 years?
- a) ₹200
- b) ₹300
- c) ₹400
- d) ₹500
Answer: b) ₹300
Q. If the area of a square is 49 square units, the side length of the square is:
- a) 6 units
- b) 7 units
- c) 8 units
- d) 9 units
Answer: b) 7 units
Q. The square root of 144 is:
- a) 12
- b) 14
- c) 10
- d) 16
Answer: a) 12
Q. Which of the following is a perfect square?
- a) 48
- b) 81
- c) 120
- d) 200
Answer: b) 81
Q. If the area of a square is 49 square units, the side length of the square is:
- a) 6 units
- b) 7 units
- c) 8 units
- d) 9 units
Answer: b) 7 units
Q. If x ∝ 1/y and y = 2, then when x = 5, y is:
- a) 1
- b) 2
- c) 5
- d) 10
Answer: a) 1
Q. If x and y vary directly, and x = 6 when y = 2, find y when x = 3:
- a) 1
- b) 2
- c) 4
- d) 6
Answer: a) 1
Q. The value of (a + b)^2 is:
- a) a^2 + 2ab + b^2
- b) a^2 + b^2 + ab
- c) a^2 + ab + b^2
- d) a^2 – 2ab + b^2
Answer: a) a^2 + 2ab + b^2
Q. If x = 2, then the value of 2x + 3 is:
- a) 5
- b) 6
- c) 7
- d) 8
Answer: d) 8
Q. The cube of 4 is:
- a) 12
- b) 24
- c) 64
- d) 16
Answer: c) 64
Q. What is the cube root of 27?
- a) 2
- b) 3
- c) 9
- d) 6
Answer: b) 3
Q. Which of the following is a perfect cube?
- a) 125
- b) 128
- c) 64
- d) 216
Answer: d) 216
Q. What is the value of 2^5?
- a) 10
- b) 32
- c) 25
- d) 64
Answer: b) 32
Q. What is 10^2 equal to?
- a) 10
- b) 100
- c) 1000
- d) 20
Answer: b) 100
Q. Simplify: 3^3 × 3^2
- a) 3^6
- b) 3^5
- c) 3^4
- d) 9^5
Answer: b) 3^5
Q. Expand: (x – 3)(x + 3)
- a) x^2 – 9
- b) x^2 + 9
- c) x^2 – 6
- d) x^2 + 6
Answer: a) x^2 – 9
Q. Which of the following is a rational number?
- a) √2
- b) π
- c) 5/7
- d) e
Answer: c) 5/7
Q. The additive inverse of -7 is:
- a) 7
- b) -7
- c) 0
- d) 1
Answer: a) 7
Q. The product of two rational numbers is always a:
- a) Natural number
- b) Rational number
- c) Whole number
- d) Irrational number
Answer: b) Rational number
Q. The mean of the numbers 3, 5, 7, 9, 11 is:
- a) 5
- b) 7
- c) 6
- d) 8
Answer: b) 7
Q. What is the median of the data set: 12, 5, 8, 9, 4?
- a) 5
- b) 8
- c) 9
- d) 4
Answer: b) 8
Q. The mode of the data 3, 7, 7, 8, 9 is:
- a) 8
- b) 9
- c) 7
- d) 3
Answer: c) 7
Download Class 8 Maths MCQs with Answers
MCQs are a great way to test your understanding of mathematical concepts. These questions often require you to choose the correct answer from a given set of options. By practising MCQs, you can improve your problem-solving skills and identify areas where you may need further study.
You can download Class 8 Maths MCQs with answers from below:
Importance of Class 8 Maths
Math plays an important role in the academic development of class 8 students. Its importance can be seen in many areas of a student’s life. We have discussed the importance of Class 8 Maths MCQs with answers here:
- Foundation for Higher Education: Maths in class 8 serves as the foundation for complex mathematical concepts that students will learn in higher classes. The concepts of class 8 help in understanding the complex concepts of class 9, resulting in smooth academic progress.
- Logical Thinking: Mathematics improves logical reasoning and critical thinking. Students learn how to deal with problems systematically and create solutions to them. This skill is very useful not just in academics but also in everyday life.
- Practical Applications: Many concepts in Class 8 Mathematics, such as percentages, ratios, and direct and inverse proportions, can help students understand finance and use it in their daily lives.
- Improves Academic Performance: Math improves academic performance by helping students learn skills in logical reasoning, quantitative analysis and abstract thinking. Solving math problems boosts students’ confidence, which might help them improve their academic performance.
- Helps in Competitive examinations: Many competitive examinations, such as those for engineering, medicine and government jobs, include sections that test mathematical abilities. Class 8 maths serves to provide a foundation for these examinations.
Tips to Prepare for Class 8 Maths
Here are some tips to help you prepare for Class 8 Maths MCQs with answers. It will help students prepare for the overall concepts of maths in the multiple choice question (MCQ) form.
- Understand the syllabus: UNderstand the overall syllabus of maths for class 8. It will help you to know what topics you need to cover. Some of the concepts that it includes are:
- Rational Numbers
- Linear Equations in One Variable
- Understanding Quadrilaterals
- Data Handling
- Squares and Square Roots
- Cubes and Cube Roots
- Comparing Quantities
- Algebraic Expressions and Identities
- Exponents and Powers
- Direct and Inverse Proportions
- Factorization
- Mensuration
- Introduction to Graphs
- Practice Regularly: Practice is the key to success in maths. Solve a variety of problems from each topic with different sources. It will help you to improve accuracy and identify your mistakes.
- Master Formulas: Note down all the important formulas, identities, and theorems and revise them regularly. It will help you to memorize the formulas that are important for solving problems quickly.
- Work on Mental Math: Strengthen your mental math skills by practicing calculations without a calculator. This will help in improving speed and accuracy.
- Solve NCERT questions: Focus on NCERT textbooks as practice the questions as much as possible. Along with NCERT, use additional sources like R.D. Sharma or R.S. Aggarwal for additional practice.
- Practice Question Papers: Refer to Class 8 Maths MCQs with answers and sample papers to understand the exam pattern and format in a better way.
Related Posts
FAQs
The important concepts of maths for class 8 are:
Rational Numbers
Linear Equations in One Variable
Understanding Quadrilaterals
Data Handling
Squares and Square Roots
Cubes and Cube Roots
Comparing Quantities
Algebraic Expressions and Identities
Exponents and Powers
Direct and Inverse Proportions
Factorization
Mensuration
Introduction to Graphs
Here are some tips to solve Class 8 Maths MCQs:
1. Solve exercises from Class 8 textbooks
2. Practice Class 8 Maths MCQs with Answers by Leverage Edu
3. Remember formula of each chapter and revise regularly
Mental Maths means solving mathematical concepts in mind or without a calculator. It helps students in improving speed and accuracy.
This was all about the “50+ Class 8 Maths MCQs with Answers”. For more such informative blogs, check out our Study Material Section, or you can learn more about us by visiting our Indian exams page.