Among the natural numbers 1 to 49, find a number x, such that the sum of numbers preceding it is equal to sum of numbers succeeding it.

Sum of two natural numbers is a rational number.

Sum of natural numbers up to infinity.

The houses of a row are numbered consecutively from 1 to 49. Show that there is a value of x such that the sum of the numbers of the houses preceding the house numbered x is equal to the sum of the numbers of the houses following it.Find this value of x (Hint: S_(x-1)=S_(49)-S_(x))

The houses of a row are numbered consecutively from 1 to 49. Show that there is a value of x such that the sum of the numbers of the houses preceding the house numbered x is equal to the sum of the numbers of the houses following it.Find this value of x.[ Hint S_(x-1)=S_(49)-S_(x)

The houses of a row are numbered from 1 to 49.Show that there is a value of x such that the sum of the numbers of the houses preceding the house numbered x is equal to the sum

Sum of the first 20 natural numbers will be :

The sum of first 20 odd natural numbers is equal to :

Find the sum of natural numbers from 51 to 100.