Data Handling - III (Bar Graphs) Maths - Data Handling - III (Bar Graphs)

Read the following bar graph and answer the following questions:

1. What is the information given by the bar graph?
2. State the following whether true or false.

The number of goverment companies in 1957 is that of 1982 is 1 : 9

Read the following bar graph and answer the following questions:

1. What is the information given by the bar graph?
2. State the following whether true or false.

The number of government companies have decreased over the year 1957 to 1983.

Explain the reading interpretation of bar graphs.

Read the following bar graph and answer the following questions:

Bar group of the industrial production of cement in different years in India

1. What information is given by the bar graph?
2. What was the production of cement in the year 1980-81?
3. What is the minimum and maxmimum productions of cement and corresponding years?

The population of Delhi State in different census years is as given below:

Census year	1961	1971	1981	1991	2001
Cars Sold	30	55	70	110	150

Represent the above information with the help of a bar graph.

Study the bar graph representing the number of persons in various age groups in a town shown in Fig. Observe the bar grouph and answer the following questions:

1. What is the information given by the bar graph?
2. What was the number of commercial banks in 1977?
3. What is the ratio of the number of commercial bank in 1969 to that in 1980?
4. State whether true or false:

The number of commercial banks in 1983 in less than double the number of commercial banks in 1969.

Bar group of the number of commercial banks in india during some years

Read the following bar group and answer the following questions:

1. What information is given by the bar group?
2. Which state is the largest producer of rice?
3. What state is the largest producer of wheat?
4. Which state has total production of rice and wheat as its maximum?
5. Which state has the total production of wheat and eice minimum?

The following table shows the number of maruti cars sold by five dealers in a particular month:

Dealer	Saya	Bagga Links	D.D Motors	Bhasin Motor	Competent Motors
Cars Sold	60	40	20	15	10

Represent the above information by a pictograph.

Read the bar graph shown in Fig and answer the following questions:

1. What is the information given by the bar graph?
2. How many tickets of Assam State Lottery were sold by the agent?
3. Of which state, were the maximum number of tickets sold?
4. State whether true or false.

The maximum number of tickets sold is threetimes the mlnimum number of tickets sold.

5. Of which state were the minimum number of tickets sold?

The production of saleable steel in some of the steel plants of our country during 1999 is given below:

Plant	Bhilai	Durgapur	Rourkela	Bokaro
Production (in thousand tonnes)	160	80	200	150

Construct a bar graph to represent the above data on a graph paper by using the scale 1 big divisions = 20 thousand tonnes.

The following table shows the daily production of T.V. sets in an industry for 7 days of a week:

Day	Mon	Tue	Wed	Thurs	Fri	Sat	Sun
Number of T.V. Sets	300	400	150	250	100	350	200

Represent the above information by a pictograph.