NCERT solutions for class 6 Maths
Chapter – 9
Data Handling
EXERCISE – 9.3
EX 9.3 QUESTION 1.
The bar graph given alongside shows the amount of wheat purchased by government during the year 1998-2002.
Read the bar graph and write down your observations. In which year was
(a) the wheat production maximum?
(b) the wheat production minimum?
Solution:
(a) The wheat production was maximum in the year 2002.
(b) The wheat production was minimum in the year 1998.
EX 9.3 QUESTION 2.
Observe this bar graph which is showing the sale of shirts in a ready made shop from Monday to Saturday
Now answer the following questions:
(a) What information does the above bar graph give?
(b) What is the scale chosen on the horizontal line representing number of shirts?
(c) On which day were the maximum number of shirts sold? How many shirts were sold on that day?
(d) On which day were the minimum number of shirts sold?
(e) How many shirts were sold on Thursday?
Solution:
(a) The bar graph shows the number of shirts sold from Monday to Saturday
(b) 1 unit length = 5 shirts is the scale on the horizontal line representing the number of shirts.
(c) On Saturday the maximum number of shirts sold i.e 60 shirts were sold on that day.
(d) On Tuesday the minimum number of shirts sold i.e 10 shirts were sold on that day.
(e) 35 shirts were sold on Thursday.
EX 9.3 QUESTION 3.
Observe this bar graph which shows the marks obtained by Aziz in half-yearly examination in different subjects. Answer the given questions.
(a) What information does the bar graph give?
(b) Name the subject in which Aziz scored maximum marks.
(c) Name the subject in which he has scored minimum marks.
(d) State the name of the subjects and marks obtained in each of them.
Solutions:
(a) The bar graph shows the marks scored by Aziz in different subjects in half-yearly examination.
(b) Maximum marks Aziz scored in Hindi i.e 80 marks
(c) Minimum marksAziz scored in Social Studies i.e 40 marks
(d) Hindi – 80 marks English – 60 marks Mathematics – 70 marks Science – 50 marks Social Studies – 40 marks