The given pie chart provides details of the percentage distribution of the mode of transport taken by students of a class.
Study the pie chart and answer the question.
If 140 students use bicycles, what is the total number of students in the class?
The given graph provides the details of the price of petrol (in rupees) per litre in 4 months in Delhi. Study the graph and answer the question.
Find the approximate percentage increase of the rate of petrol from January to April.