CBSE  /  Class 10  /  Maths  /  Real Numbers

  • 1. 
    For any positive integer a and b, there exist unique integers q and r such that a = 3q + r, where r must satisfy.

  • 0 ≤ r < 3
  • 1 < r < 3
  • 0 < r < 3
  • 0 < r ≤ 3

  • 2. 
    The values of x and y is the given figure are
    MCQ Questions for Class 10 Maths Chapter 1 Real Numbers with Answers

  • x + 10, y = 14
  • x = 21, y = 84
  • x = 21, y = 25
  • x = 10, y = 40

  • 3. 
    If HCF (a, b) = 12 and a × b = 1800 then LCM (a, b) is

  • 3600
  • 900
  • 150
  • 90

  • 4. 
    If mn = 32, where m and n are positive integers, then the value of (n)mn is

  • 9765625
  • 9775625
  • 9785625
  • 9865625

  • 5. 
    If (\(\frac{9}{7}\))3 × (\(\frac{49}{81}\))2x-6 = (\(\frac{7}{9}\))9 then value of x is

  • 12
  • 9
  • 8
  • 6

  • 6. 
    The decimal expansion of \(\frac{17}{8}\) will terminate after how many places of decimals?

  • 2
  • 3
  • will not terminate

  • 7. 
    The decimal expansion of n is

  • terminating
  • non-terminating and non-recurring
  • non-terminating and recurring
  • does not exist.

  • 8. 
    If HCF of 55 and 99 is expressible in the form 55 m - 99, then the value of m:

  • 4
  • 2
  • 1
  • 3

  • 9. 
    Given that LCM of (91, 26) = 182 then HCF (91, 26) is

  • 13
  • 26
  • 7
  • 9

  • 10. 
    The decimal expansion of number \(\frac{441}{2^2×5^3×7}\) is

  • A terminating decimal
  • Non-terminating but repeating
  • Non-terminate non repeating
  • terminating after two places of decimal
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