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प्रश्न
The marks obtained by a student in an examination out of 100 are given below. The total marks obtained in various subjects are as follows:
| Subject | Marks |
| Marathi | 85 |
| English | 85 |
| Science | 90 |
| Mathematics | 100 |
| Total | 360 |
Represent the above data using pie diagram
उत्तर
First of all, we compute the central angle for each subject as shown in the following table
| Sr.No. | Subject | Marks | Measure of central angle |
| 1 | Marathi | 85 | `85/360xx 360^@ = 85^@` |
| 2 | English | 85 | `85/360 xx 360^@ = 85^@` |
| 3 | Science | 90 | `90/360xx 360^@ = 90^@` |
| 4 | Mathematics | 100 | `100/360 xx 360^@ = 100^@` |
| Total | 360 |
APPEARS IN
संबंधित प्रश्न
Subjectwise marks obtained by a student in an examination are given below
| Subject | Marks |
| Marathi | 85 |
| Hindi | 85 |
| Science | 90 |
| Mathematics | 100 |
| Total | 360 |
Draw pie diagram
The marks obtained by a student in different subjects are shown. Draw a pie diagram showing the information.
| Subject | English | Marathi | Science | Mathematics | Social science | Hindi |
| Marks | 50 | 70 | 80 | 90 | 60 | 50 |
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 following table shows the percentages of demands for different fruits registered with a fruit vendor. Show the information by a pie diagram.
| Fruits | Mango | Sweet lime | Apples | Cheeku | Oranges |
| Percentages of demand | 30 | 15 | 25 | 20 | 10 |
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.
The following table shows how a student spends his pocket money during the course of a month. Represent it by a pie-diagram.
| Items | Food | Entertainment | Other expenditure | Savings |
| Expenditure | 40% | 25% | 20% | 15% |
The pie-chart given in the following shows the annual agricultural production of an Indian state. If the total production of all the commodities is 81000 tonnes, find the production (in tonnes) of
(i) Wheat
(ii) Sugar
(iii) Rice
(iv) Maize
(v) Gram
The following pie-chart shows the monthly expenditure of Shikha on various items. If she spends Rs 16000 per month, answer the following questions:
(i) How much does she spend on rent?
(ii) How much does she spend on education?
(iii) What is the ratio of expenses on food and rent?
The following table shows the daily supply of electricity to different places in a town. To show the information by a pie diagram, measures of central angles of sectors are to be decided.
Complete the following activity to find the measure :
| Places |
Supply of electricity |
Measure of central angle |
| Roads | 4 | `4/30 xx 360 = 48^circ` |
| Factories | 12 | `square/square xx 360 = 144^circ` |
| shops | 6 | `6/30 xx 360 = square` |
| Houses | 8 | `square/square xx 360 = square` |
| Total ⇒ | 30 | `square` |
Observe the adjacent pie diagram. It shows the percentages of number of vehicles passing a signal in a town between 8 am and 10 am
(1) Find the central angle for each type of vehicle.
(2) If the number of two-wheelers is 1200, find the number of all vehicles.
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.
| ordinary bread | 320 |
| fruit bread | 80 |
| cakes and pastries | 160 |
| biscuits | 120 |
| others | 40 |
|
Total
|
720 |
Absentees record of a class of 30 children is given in a graph.
(i) In which month there are more absentees?
(ii) In which month there are less absentees?
| Age group (in years) |
No. of Persons | Measure of central angle |
| 20 – 25 | 80 | `square/200 xx 360^circ = square` |
| 25 – 30 | 60 | `60/200 xx 360^circ = square` |
| 30 – 35 | 35 | `35/200 xx square = 63^circ` |
| 35 – 40 | 25 | `25/200 xx 360^circ = square` |
| Total | 200 | `square` |
Students of a class voted for their favourite colour and a pie chart was prepared based on the data collected.
Observe the pie chart given below and answer questions based on it.
Which colour received `1/5` of the votes?
Sum of all the central angles in a pie chart is 360°.
Following is a pie chart showing the amount spent in rupees (in thousands) by a company on various modes of advertising for a product.
Now answer the following questions.
- Which type of media advertising is the greatest amount of the total?
- Which type of media advertising is the least amount of the total?
- What percent of the total advertising amount is spent on direct mail campaigns?
- What percent of the advertising amount is spent on newspaper and magazine advertisements?
- What media types do you think are included in miscellaneous? Why aren’t those media types given their own category?
- Television
- Newspapers
- Magazines
- Radio
- Business papers
- Direct mail
- Yellow pages
- Outdoor
- Miscellaneous
