The variance of first 50 even natural numbers is-

Find the variance of first 50 even natural numbers.

The variance of the first 50 even natural numbers is

The variance of the first 50 even natural numbers is

The variance of the first 50 even natural numbers is

If the variance of first n even natural numbers is 133, then the value of n is equal to

If the variance of first n even natural numbers is 133, then the value of n is equal to

The variance of first 20 - natural numbers is

The variance of first 20 - natural numbers is

If the variance of the first n natural numbers is 10 and the variance of the first m even natural numbers is 16 then m+n is equal

If the variance of the first n natural numbers is 10 and the variance of the first m even natural numbers is 16, then m+n is equal to ______ .