Find the median of the first twenty-five odd numbers.

Name the measure of central tendency associated with the following phrase: Middle

Name the measure of central tendency associated with the following phrase: Most often

Name the measure of central tendency associated with the following phrase: Average

List the natural numbers whose measure of central tendencies is as under:

Mean - median - mode - $4$. Is the answer unique?

The following table represents the distance travelled by different vehicles using $1 \mathrm{litre}$ of various types of fuel.

Find the average distance covered by the car in $1 \mathrm{litre}$ of fuel (in $\mathrm{km}$)?

The following table represents the distance travelled by different vehicles using $1 \mathrm{litre}$ of various types of fuel.

What is the average distance travelled by the vehicle using diesel as fuel (in $\mathrm{km}/\mathrm{litre}$) ?