Mean ?

The mean of 2525 numbers is 2020. If 55 is added to each of the first 1010 numbers, find the mean of new set of 2525 numbers.

Details and Assumptions:

The mean refers to the Arithmetic Mean. For example, the mean of the numbers 1,21, 2 and 33 is 1+2+33=2\frac{1+2+3}{3}=2.

×

Problem Loading...

Note Loading...

Set Loading...