14. Data Handling
1. What is (a) a pictograph? (b) tally marks
2. The table given below shows the number of various types of fish in an aquarium.
Look at the table and answer the following questions.
(a) How many fish are there in the aquarium?
(b) Which fish is maximum in number and which is the least in number?
(c) How many fish are not angelfish?
(d) Find the total number of oscar fish and loaches.
3. Raghav invited his classmates for his birthday party. He wanted to know what flavour
of icecream each classmate liked. He collected the following information. Represent
the given data using tally marks and vertical pictograph. Give it a suitable title and
also use a suitable picture.
4. Ms. Kapoor wants to select a class monitor from the five nominated names.
Following are the votes received from the class for the nominees. Draw a vertical
bar graph to represent the data.
5. The given horizontal bar graph shows the number of children in a locality who like
different flavours of juices. Observe it carefully and answer the following questions.
(a) Which flavour of juice is liked by most children?
(b) Which flavour of juice is least liked by the
children?
(c) How many children like mixed fruit juice?
(d) Find the total number of children depicted in
the bar graph.
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