The annual profits earned by 30 shops of a shopping complex in a locality gives rise to following distribution.

Draw both ogves for the data above. Hence obtain the median profit.

During the medial check up of 35 students of a class, their weights were recorded as follows: Draw a less than type ogive for the given data. Hence obtain the median weight from the graph and verify the result by using the formula.

The montly profits of 100 shops are distributed as follows Draw a histogram for the data and show the frequency polygon for it.

The following frequency distribution gives the monthly consumption of electricity of 68 consumers of a locality. Find the median, mean and mode of the data and compare them.

The following distribution gives the time taken by 25 students to solve a problem. Draw a histogram to represent the above Data.

After the ban on plastic bags, students of one school decided to make the people aware of the harmful effects of plastic bags on environment and Yamuna River. To make the awareness more impactful, they organized rally by joining hands with other schools and distributed paper bags to vegetable vendors, shop keepers and departmental stores. All students pledged not to use polythene bags in future to save Yamuna River. After reading the above passage, answer the following question : What are biodegradable polymers? Give one example?

The following table gives the distribution of IQ (intelligence Quotient) of 60 pupils of class IX in a school Draw a histrogram to represent the above data.