From the graph, find how many people were surveyed in all.
On observing the graph we find:
Total number of people surveyed =8+14+5+6+2=35 i.e., the top surface of each bar gives us information about people reading the books.
From the graph, find how many people own a maximum of 20 books in all.
Question 109(ii)
A survey was carried out to find the favourite beverage preferred by a certain group of young people. The following pie chart shows the finding of this survey ? If 45 people like tea, how many people were surveyed ?