Class 9 Maths: Number Systems Worksheet

This worksheet covers fundamental concepts of Number Systems, including rational and irrational numbers, operations on real numbers, and laws of exponents for real numbers. It includes multiple-choice, fill-in-the-blanks, and short answer questions.

Class 9CBSEMathematicsmediumPractice
Preview · 10 questions
  1. Q1. Which of the following is an irrational number?
    • 0
    • √9
    • π
    • 2/3
  2. Q2. Between any two rational numbers, there exist:
    • No rational number
    • Exactly one rational number
    • Infinitely many rational numbers
    • Exactly one irrational number
  3. Q3. The decimal expansion of 1/7 is:
    • Terminating
    • Non-terminating recurring
    • Non-terminating non-recurring
    • None of the above
  4. Q4. What is (√5 - √2)(√5 + √2) equal to?
    • 7
    • 3
    • √10
    • 7 - 2√10
  5. Q5. If x^(1/2) = 4, what is the value of x?
    • 2
    • 8
    • 16
    • 1/2

+ 5 more in the printable PDF.