Advertisements
Advertisements
Question
Area under different crops in a certain village is given below. Represent it by a pie diagram :
| Corps | Area (in Hectares) |
| Jowar | 80 |
| Wheat | 20 |
| Sugarcane | 60 |
| Vegetables | 20 |
Solution
We compute the central angle for each crop as shown in the following table.
| Corps | Area (in Hectares) | Measure of central angle |
| Jowar | 80 |
`80/180xx360^@=160^@` |
| Wheat | 20 |
`20/180xx360^@=40^@` |
| Sugarcane | 60 |
`60/180xx360^@=120^@` |
| Vegetables | 20 |
`20/180xx360^=40^@` |
| Total | 180 |
360º |
APPEARS IN
RELATED QUESTIONS
A survey was made to find the type of music that a certain group of young people liked in a city. Adjoining pie chart shows the findings of this survey.
From this pie chart answer the following:
- If 20 people liked classical music, how many young people were surveyed?
- Which type of music is liked by the maximum number of people?
- If a cassette company were to make 1000 CD’s, how many of each type would they make?
The age group and number of persons, who donated blood in a blood donation camp is given below. Draw a pie diagram from it.
|
Age group (Yrs) |
20 - 25 |
25 - 30 |
30 - 35 |
35 - 40 |
|
No. of persons |
80 |
60 |
35 |
25 |
In a tree plantation programme, the number of trees planted by students of different classes is given in the following table. Draw a pie diagram showing the information.
| Standard | 5th | 6th | 7th | 8th | 9th | 10th |
| No. of trees | 40 | 50 | 75 | 50 | 70 | 75 |
The annual investments of a family are shown in the adjacent pie diagram. Answer the following questions based on it.
(1) If the investment in shares is ₹ 2000, find the total investment.
(2) How much amount is deposited in the bank?
(3) How much more money is invested in immovable property than in mutual fund?
(4) How much amount is invested in post?
The following table shows the expenditure incurred by a publisher in publishing a book:
| Items | Paper | Printing | Binding | Advertising | Miscellaneous |
| Expenditure (in%) | 35% | 20% | 10% | 5% | 30% |
Present the above data in the form of a pie-chart.
Draw a pie-diagram of the areas of continents of the world given in the following table:
| Continents | Asia | U.S.S.R | Africa | Europe | Noth America | South America | Australia |
| Area (in million sq. km) |
26.9 | 20.5 | 30.3 | 4.9 | 24.3 | 17.9 | 8.5 |
Represent the following data by a pie-diagram:
| Items of expenditure | Expenditure | |
| Family A | Family B | |
| Food | 4000 | 6400 |
| Clothing | 2500 | 480 |
| Rent | 1500 | 3200 |
| Education | 400 | 1000 |
| Miscellaneous | 1600 | 600 |
| Total | 10000 | 16000 |
Following data gives the break up of the cost of production of a book:
| Printing | Paper | Binding charges | Advertisement | Royalty | Miscellaneous |
| 30% | 15% | 15% | 20% | 10% | 15% |
Draw a pie- diagram depicting the above information.
Following is the break up of the expenditure of a family on different items of consumption:
| Items | Food | Clothing | Rent | Education | Fuel etc. | Medicine | Miscellaneous |
| Expenditure (in Rs) | 1600 | 200 | 600 | 150 | 100 | 80 | 270 |
Draw a pie-diagram to represent the above data.
In the following figure, the pie-chart shows the marks obtained by a student in various subjects. If the student scored 135 marks in mathematics, find the total marks in all the subjects. Also, find his score in individual subjects.
The pie diagram in figure shows the proportions of different workers in a town. Answer the following question with its help.
How many workers are working in the administration ?
Medical check up of 180 women was conducted in a health centre in a village. 50 of them were short of haemoglobin, 10 suffered from cataract and 25 had respiratory disorders. The remaining women were healthy. Show the information by a pie diagram.
The marks obtained by a student in an examination are given below:
| Subject | Marks |
| Marathi | 85 |
| Hindi | 80 |
| English | 95 |
| Mathematics | 100 |
| Total | 360 |
Represent the data using pie diagram.
In the EVS period, the teacher asked children whether they help their parents at home. There were different answers. Children named the work in which they help their parents the most. The teacher collected their answers and made a table.
| Help most in housework | Number of children |
| Going to the market | 47 |
| Washing utensils | 15 |
| Washing clothes | 3 |
| Marking serving food | 25 |
| Cleaning the house | 10 |
| Total children who said they help their parents |
Now you can fill the chapati chart to show the numbers given in the table.
What is the central angle of the sector representing skin and bones together?
The central angle of a sector in a pie chart cannot be more than 180°.
Sum of all the central angles in a pie chart is 360°.
In a pie chart two central angles can be of 180°.
In a district, the number of branches of different banks is given below:
| Bank | State Bank of India |
Bank of Baroda |
Punjab National Bank |
Canara Bank |
| Number of Branches | 30 | 17 | 15 | 10 |
Draw a pie chart for this data.
