Home
Class 11
MATHS
Find the mean of 30 given numbers when t...

Find the mean of 30 given numbers when t is given that the mean of 10 of them is 12 and the mean of the remaining 20 is 9.

Promotional Banner

Similar Questions

Explore conceptually related problems

Find the mean of first five natural numbers.

Find the mean of the following data :

The mean of first 10 natural numbers is

Find the mean of the first five whole numbers.

The mean of 20 numbers is 18, if 3 is added to each of the first ten numbers, find the mean of the new set of 20 numbers.

The mean of the ungrouped data is given by

Find the mean of all factors of 10.

Find the mean of the following data

Find the mean of the following distribution :