Advertisements
Advertisements
प्रश्न
A group of 360 people were asked to vote for their favourite season from the three seasons rainy, winter and summer.
- Which season got the most votes?
- Find the central angle of each sector.
- Draw a pie chart to show this information.
| Season | No. of votes |
| Summer | 90 |
| Rainy | 120 |
| Winter | 150 |
उत्तर
- Winter season got the most votes
- Total number of votes = 90 + 120 + 150 = 360
Season Number of votes In fraction Central angle Summer 90 `90/360` `90/360 xx 360^@ = 90^@` Rainy 120 `120/360` `120/360 xx 360^@ = 120^@` Winter 150 `150/360` `150/360 xx 360^@ = 150^@` - A pie chart can be drawn for the above data as follows.
APPEARS IN
संबंधित प्रश्न
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 |
The sales of salesmen in a week are given in the pie diagram. Study the diagram and answer the following questions. If the total sale due to salesmen A is Rs. 18,000, then
a) Find the total sale.
b) Find the sale of each salesman.
c) Find the salesman with the highest sale.
d) Find the difference between the highest sale and the lowest sale.
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
The following table shows the percentages of vehicles passing a signal. Find out the measures of central angle to show the information by a pie diagram and hence draw the pie diagram.
| Type of Vehicle | Bicycle | Two wheeler | Car | Bus | Rickshaw |
| Percentage | 10 | 30 | 20 | 20 | 20 |
The following data shows the expenditure of a person on different items during a month. Represent the data by a pie-chart.
| Items of expenditure | Rent | Education | Food | Clothing | Others |
| Amount (in Rs) | 2700 | 1800 | 2400 | 1500 | 2400 |
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 represents the expenditure on different items in constructing a flat in Delhi. If the expenditure incurred on cement is Rs 112500, find the following:
(i) Total cost of the flat.
(ii) Expenditure incurred on labour.
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` |
The following table shows causes of noise pollution. Show it by a pie diagram.
|
Construction
|
Traffic | Aircraft take offs | Industry | Trains |
| 10% | 50% | 9% | 20% | 11% |
The following diagram represents expenditure on different items in constructing a building.
If the total construction cost of a building is Rs.540000, answer the following questions :
Find the central angle for labour expenditure.
In a pie chart, the total angle at the centre of the circle is ______.
What is the central angle of the sector representing skin and bones together?
In a pie chart a whole circle is divided into sectors.
Given below is a pie chart showing the time spend by a group of 350 children in different games. Observe it and answer the questions that follow:
- How many children spend at least one hour in playing games?
- How many children spend more than 2 hours in playing games?
- How many children spend 3 or lesser hours in playing games?
- Which is greater — number of children who spend 2 hours or more per day or number of children who play for less than one hour?
Study the pie chart given below depicting the marks scored by a student in an examination out of 540. Find the marks obtained by him in each subject.
Identify which symbol should appear in each sector.
A financial counselor gave a client this pie chart describing how to budget his income. If the client brings home Rs. 50,000 each month, how much should he spend in each category?
- Housing
- Food (including eating out)
- Car loan and Maintenance
- Utilities
- Phone
- Clothing
- Entertainment
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
