Skip to main content
Chapter 3 of 16
Important Questions

Real Numbers

Maharashtra Board · Class 9 · Mathematics

Most important questions from Real Numbers for Maharashtra Board Class 9 Mathematics board exam 2026. MCQs, short answer, and long answer questions with marks.

45 questions25 flashcards5 concepts

Interactive on Super Tutor

Studying Real Numbers? Get the full interactive chapter.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for important questions and more.

1,000+ Class 9 students started this chapter today

45 Questions·
multiple choicemultiple correct

Sample Questions

1multiple correct

Which of the following are irrational numbers? (Select all correct answers)

Show answer

√5, π

√5 and π are irrational. √9 = 3, √16 = 4, ∛8 = 2 are rational numbers, and 2.5 = 5/2 is rational.

2multiple choice

What is the rationalizing factor of √3?

Show answer

√3

The rationalizing factor of √3 is √3 because √3 × √3 = 3, which is rational. The product gives us a rational number.

3multiple choice

Rationalize the denominator: 1/√5

Show answer

√5/5

1/√5 = (1 × √5)/(√5 × √5) = √5/5. We multiply both numerator and denominator by √5 to rationalize.

4multiple correct

Which of the following operations always result in an irrational number? (Select all correct)

Show answer

Rational + Irrational, Rational × Irrational (non-zero)

Rational + Irrational and Rational × Irrational (non-zero) always give irrational results. However, Irrational + Irrational can be rational (e.g., √2 + (-√2) = 0) and Irrational × Irrational can be rational (e.g., √2 × √2 = 2).

+41 more questions available

Practice All

Frequently Asked Questions

What are the important topics in Real Numbers for Maharashtra Board Class 9 Mathematics?
Key topics in Real Numbers include Hierarchical classification showing how different number sets fit within real numbers, Two-branch diagram showing properties for both addition and multiplication operations, Decision tree for determining if a rational number's decimal is terminating or recurring. These are the concepts Maharashtra Board Class 9 examiners draw on most — study them first, then practise related questions.
How to score full marks in Real Numbers — Maharashtra Board Class 9 Mathematics?
Understand the core concepts first, then work through the 45 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Real Numbers?
There are 45 practice questions available for Real Numbers. These cover multiple question types including MCQs, short answer, and long answer questions.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

For serious students

Get the full Real Numbers chapter — for free.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for Maharashtra Board Class 9 Mathematics.