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Find the possible missing twins for the ...

Find the possible missing twins for the following numbers so that they become twin primes:
(i) 29        
(ii) 89         
(iii) 101

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RD SHARMA ENGLISH-PLAYING WITH NUMBERS-All Questions
  1. Express each of the following numbers as the sum of two odd primes: ...

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  2. Express each of the following numbers as the sum of twin primes: (i...

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  3. Find the possible missing twins for the following numbers so that th...

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  4. A list consists of the following pairs of numbers: 51, 53; 55,57; 59...

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  5. For a number, greater than 10, to be prime what may be the possible di...

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  6. Write seven consecutive composite numbers less than 100 so that the...

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  7. State true (T) or false (F): The sum of primes cannot be a prime. The ...

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  8. Fill in the blanks in the following: A number having only two factors ...

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  9. Factorize 234 into prime factors.

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  10. Determine prime factorization of 9000.

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  11. Determine prime factorization of 20570.

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  12. Write the smallest 5-digit number and express it as a product of pr...

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  13. Find the smallest number having four different prime factors.

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  14. In which of the following expressions, prime factorization has been ...

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  15. Determine prime factorization of each of the following numbers: (i)...

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  16. Determine prime factorization of each of the following numbers: (i)...

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  17. Write the smallest 5-digit number and express it as a product of pri...

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  18. Write the largest 4-digit number and give its prime factorization.

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  19. Find the prime factors of 1729. Arrange the factors in ascending or...

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  20. Which factors are not included in the prime factorization of a comp...

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