Real Numbers

Bihar Board Class 10 · Mathematics · 62 past questions

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1. Q50 2019

   The ratio between the LCM and HCF of 5, 15 and 20 is -

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2. Q51 2019

   LCM of two numbers a and 18 is 36 and HCF is 2, then the value if 'a' is -

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3. Q52 2019

   If p and q are two prime numbers, then their HCF is -

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4. Q53 2019

   Which of the following is not irrational?

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5. Q54 2019

   The product of the smallest prime number and the smallest composite number is -

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