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Mathematics Class 6 NCERT Solutions: Chapter 9 Data Handling Exercise 9.4 β Part 2
Q.3 Following shows the number of bicycles manufactured in a factory during the year 1998 to 2002. Illustrate this data using a bar graph. Choose a scale your choice.
Years | Number of bicycles manufactured |
---|---|
1998 | 800 |
1991 | 600 |
2000 | 900 |
2001 | 1100 |
2002 | 1200 |
Answer:
(a) In which year were the maximum number of bicycles manufactures?
Answer: The maximum number of bicycles manufactures in 2002.
(b) In which year were the minimum number of bicycles manufactured?
Answer: The minimum number of bicycles manufactured in 1999.
Q.4 Number of persons in various age groups in a town is given in the following table:
Age Group | Number of bicycles manufactured |
---|---|
1 - 14 | 2 Lakhs |
15 - 29 | 1 lakh 60 thousands |
30 - 44 | 1 lakh 20 thousands |
45 - 59 | 80 thousands |
60 - 74 | 40 thousands |
Draw a bar graph to represent the above information and answer the following questions.
(a) Group and group have same population.
Answer: Which two age groups have same population?
(b) All persons in the age group of 60 and above are called senior citizens. How many senior citizens are there in the town?
Answer: senior citizens are there in the town.