Answer:
Firstly we calculate the number of hours of both months.
This year is not a Leap year. So, the number of days of February is 28
and the number of days of March is 31
So, Number of hours February has 28 × 24 = 672 hours
and, Number of hours March has 31 × 24 = 744 hours
The bar graph is the best visual representation when we have categorical data. It is drawn by using a rectangular bar where the length of the bar represents height or frequency.