Tag: introduction to averages
Questions Related to introduction to averages
The $A.M.$ of the observations $1.3.5,3.5,7,9,.,(2n-1)(2n+1) (2n+3)$ is $(\forall\ n\ \in\ N)$
The mean of ${1^{2,}}{2^2},{3^2},{4^2},{5^2},{6^2},{7^2}$ is:
The A.M. of a + 2, a, 2-a is
Find the mean of $ 43,54,64,53,36$
The arithmetic mean of $1 + \sqrt { 2 }$ and $7 + 5 \sqrt { 2 }$ is $\sqrt { a } + \sqrt { b }$ . Then $a - b =$
The airthmatic mean of $1 + \sqrt { 2 }$ and $7 + 5 \sqrt { 2 }$ is $\sqrt { a } + \sqrt { b }$ . Then a $- b =$
Mean of the first $n$ terms of the A.P. $a, (a + d), (a + 2d), ........$ is
If the arithmetic mean of $6, 8, 5, 7, x$ and $4$ is $7,$ then $x$ is
Find the Arithmetic mean between 24 and 36
The arithmetic mean of $12$ and $20$ is :