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1. Real Numbers
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Q23 of 124 Page 1

The sum of two prime numbers is always a prime number (True/False).

False

Prime numbers are always odd numbers and the sum of odd numbers is even.


Example: Let two prime numbers be 3 and 5.


Sum of 3 and 5 = 3 + 5 = 8 which is not a prime number.


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HCF of two numbers is always a factor of their LCM (True/False).

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π is an irrational number (True/False).

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Every even integer is of the form 2m, where m is an integer (True/False).

Questions · 124
1. Real Numbers
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