observe that `3^3 + 4^3 + 5^3 = 6^3`. The number of cubes of positive integers which can be expressed as a sum of three integer cubes, is

The number of positive integers 'n' for which 3n-4,4n-5 and 5n-3 are all primes is

Every integer can be expressed in the form of 3p or ( 3p+-1 )

The number of positive integers 'n' for which 3n-4, 4n-5 and 5n - 3 are all primes is:

The number of positive integers with the property that they cann be expressed as the sum of the cubes of 2 positive integers in two different ways is

The number of positive integers with the property that they cann be expressed as the sum of the cubes of 2 positive integers in two different ways is

The number of positive integers with the property that they cann be expressed as the sum of the cubes of 2 positive integers in two different ways is

The number of positive integers with the property that they cann be expressed as the sum of the cubes of 2 positive integers in two different ways is

Find the number of all positive integers of 3 digits which are divisibleby 5.