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1 is neither prime nor...

1 is neither prime nor ______

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The correct Answer is:
composite.
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NAND LAL PUBLICATION-PLAYING WITH NUMBERS -EXERCISE 3.2
  1. Write down separately the prime and composite numbers less than 20.

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  2. What is the greatest prime number between 1 and 10?

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  3. Express the following as the sum of two odd primes: 44

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  4. Express the following as the sum of two odd primes: 24

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  5. Express the following as the sum of two odd primes: 24

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  6. Express the following as the sum of two odd primes: 18

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  7. Give three pairs of prime numbers whose diffrene is 2.[Remark:Two prim...

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  8. Which of the following numbers are prime? (a) 23, (b) 51,( c) 37, (d...

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  9. Write seven consecutive composite numbers less than 100 so that there ...

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  10. Express each of the following numbers as the sum of three odd primes: ...

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  11. Express each of the following numbers as the sum of three odd primes: ...

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  12. Express each of the following numbers as the sum of three odd primes: ...

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  13. Express each of the following numbers as the sum of three odd primes: ...

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  14. Write five pairs of prime numbers below 20 whose sum is divisible by 5...

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  15. Fill in the blanks in the following: A number which has only two facto...

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  16. A number which has more than two factors is called a number.

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  17. 1 is neither prime nor

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  18. The smallest even prime number is

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  19. The smallest composite number is

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  20. Fill in the blanks in the following: the smallest even number is ........

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