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Real Numbers

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Q. If a = 2 and b = 3, what is the value of a^2 + b^2?
  • A. 5
  • B. 7
  • C. 13
  • D. 12
Q. If the sum of two numbers is 12 and their product is 32, what are the numbers?
  • A. 4 and 8
  • B. 6 and 6
  • C. 2 and 10
  • D. 3 and 9
Q. If x = -3, what is the value of |x| + x?
  • A. 0
  • B. -3
  • C. -6
  • D. -9
Q. If x = -5, what is the value of |x|?
  • A. -5
  • B. 0
  • C. 5
  • D. 10
Q. If x = 1/2, what is the value of 1/x? (2022)
  • A. 2
  • B. 1
  • C. 0
  • D. 1/2
Q. If x = 3 and y = 4, what is the value of x² + y²?
  • A. 25
  • B. 20
  • C. 15
  • D. 12
Q. If x = 4, what is the value of 2x - 3? (2022)
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. If x = 4, what is the value of 3x - 2? (2019)
  • A. 10
  • B. 12
  • C. 14
  • D. 16
Q. What is the absolute value of -12? (2023)
  • A. -12
  • B. 0
  • C. 12
  • D. 24
Q. What is the absolute value of -7? (2023)
  • A. -7
  • B. 0
  • C. 7
  • D. 14
Q. What is the product of the roots of the equation x² - 4x + 3 = 0? (2021)
  • A. 3
  • B. 4
  • C. 2
  • D. 1
Q. What is the product of the roots of the equation x² - 7x + 10 = 0? (2023)
  • A. 10
  • B. 7
  • C. 5
  • D. 3
Q. What is the sum of the roots of the equation x² - 5x + 6 = 0? (2022)
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. What is the value of (3/4) + (1/2)?
  • A. 1
  • B. 5/4
  • C. 3/2
  • D. 7/4
Q. What is the value of (−1) × (−1) × (−1)? (2021)
  • A. 1
  • B. 0
  • C. −1
  • D. −3
Q. What is the value of (−1)^3?
  • A. 1
  • B. 0
  • C. −1
  • D. −3
Q. What is the value of (−1)² + (−2)²? (2019)
  • A. 1
  • B. 4
  • C. 5
  • D. 3
Q. What is the value of (−1)³? (2020)
  • A. 1
  • B. 0
  • C. −1
  • D. −3
Q. What is the value of (−2)²? (2022)
  • A. −4
  • B. 4
  • C. −2
  • D. 2
Q. What is the value of (−5)²? (2021)
  • A. 25
  • B. −25
  • C. 10
  • D. −10
Q. What is the value of (−7) + (−3)? (2019)
  • A. −10
  • B. −7
  • C. −3
  • D. 0
Q. What is the value of (√(49) + √(16)) / 5?
  • A. 3
  • B. 2
  • C. 1
  • D. 4
Q. What is the value of 3 + 4 × 2?
  • A. 14
  • B. 11
  • C. 10
  • D. 8
Q. What is the value of 3.5 + 2.8? (2021)
  • A. 5.3
  • B. 6.3
  • C. 7.3
  • D. 8.3
Q. What is the value of 3√(27)? (2023)
  • A. 9
  • B. 12
  • C. 15
  • D. 18
Q. What is the value of |−8| + |−3|? (2023)
  • A. 5
  • B. 8
  • C. 11
  • D. 14
Q. What is the value of √(144) + √(64)?
  • A. 16
  • B. 20
  • C. 18
  • D. 22
Q. What is the value of √(16) + √(25)? (2021)
  • A. 5
  • B. 9
  • C. 11
  • D. 15
Q. Which of the following is an irrational number?
  • A. √4
  • B. √2
  • C. 0.25
  • D. 1
Q. Which of the following is equal to 0.125?
  • A. 1/8
  • B. 1/4
  • C. 1/2
  • D. 1/16
Showing 1 to 30 of 34 (2 Pages)

Real Numbers MCQ & Objective Questions

Real Numbers form a fundamental part of mathematics, essential for students preparing for various school and competitive exams. Mastering this topic not only enhances your understanding but also significantly boosts your chances of scoring better. Engaging with MCQs and objective questions on Real Numbers helps solidify concepts and prepares you for important questions that frequently appear in exams.

What You Will Practise Here

  • Understanding the classification of Real Numbers: rational and irrational.
  • Identifying properties of Real Numbers and their operations.
  • Working with number lines and visual representations of Real Numbers.
  • Solving problems involving square roots and cube roots.
  • Applying the concept of absolute value in various scenarios.
  • Exploring the decimal representation of Real Numbers.
  • Practising important Real Numbers MCQ questions to enhance problem-solving skills.

Exam Relevance

Real Numbers are a crucial topic in the curriculum for CBSE, State Boards, NEET, and JEE. Questions related to Real Numbers often appear in various formats, including direct MCQs, application-based problems, and theoretical questions. Students can expect to encounter questions that test their understanding of properties, operations, and real-life applications of Real Numbers. Familiarity with common question patterns will greatly aid in effective exam preparation.

Common Mistakes Students Make

  • Confusing rational numbers with irrational numbers, especially in MCQs.
  • Overlooking the importance of negative numbers and their properties.
  • Misinterpreting questions related to absolute values.
  • Failing to simplify expressions involving square roots correctly.
  • Neglecting to practice enough objective questions, leading to gaps in understanding.

FAQs

Question: What are Real Numbers?
Answer: Real Numbers include all the numbers on the number line, encompassing rational and irrational numbers.

Question: How can I improve my understanding of Real Numbers?
Answer: Regular practice of MCQs and objective questions related to Real Numbers can significantly enhance your understanding and retention of the topic.

Start solving practice MCQs today to test your understanding of Real Numbers and boost your confidence for upcoming exams. Remember, consistent practice is the key to success!

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