The frequency distribution data is given below. If the average age is $17 \text{ years}$,the value of $m$ is:

Age (in years)	$8, 20, 26, 29$
Number of People	$3, 2, m, 1$

The average of $3$ consecutive numbers is $n$. If the next two consecutive numbers are also included,the average of the five numbers will

$A, B, C$ and $D$ are four consecutive odd numbers and their average is $42$. What is the product of $B$ and $D$?

What is the average of first $7$ multiples of $7$?

The average of $25$ consecutive odd integers is $55$. The highest of these integers is

Refer to the line graph and answer the given question.
Number of candidates who qualified in a given competitive examination from $6$ states during two given years.
What is the average number of candidates who qualified in the given competitive exam from states $Q, S, T$ and $U$ in $2004$?