How to draw a double bar graph?

find mean of first 15 natural numbers

what is the mean of first five even number?

  Can anyone give me the sample subjective paper of fiitjee ftre class seventh.

On the website only objective sample papers are given

find the mean of first six natural numbers

find themean of first six natural numbers

how to find the  median of a data set??

Find the median of first 12 prime numbers

how do we put a kink ?? in the bar graph

 WHAT IS CHANCE ?????