Rs Aggarwal 2018 Solutions for Class 8 Math Chapter 24 Pie Charts are provided here with simple step-by-step explanations. These solutions for Pie Charts are extremely popular among Class 8 students for Math Pie Charts Solutions come handy for quickly completing your homework and preparing for exams. All questions and answers from the Rs Aggarwal 2018 Book of Class 8 Math Chapter 24 are provided here for you for free. You will also love the ad-free experience on Meritnation’s Rs Aggarwal 2018 Solutions. All Rs Aggarwal 2018 Solutions for class Class 8 Math are prepared by experts and are 100% accurate.
Page No 274:
Question 1:
The monthly income of family is ₹ 28800. The monthly expenditure of the family on various items is given below.
Item | Rent | Food | Clothing | Education | Saving |
Expenditure (in ₹) | 8000 | 10800 | 5600 | 3600 | 800 |
Answer:
Monthly income of the family = ₹28,800
Calculation of central angles
Items | Expenditure(in ₹) | Central angle |
Rent | 8000 | 100º |
Food | 10800 | 135º |
Clothing | 5600 | 70º |
Education | 3600 | 45º |
Savings | 800 | 10º |
Construction of pie chart
Steps of construction
1. Draw a circle of any convenient radius.
2. Draw a horizontal radius of this circle.
3. Draw sectors whose central angles are 100º, 135º, 70º, 45º and 10º.
4. Shade the sectors so obtained differently and label each one of them.
Thus, the pie chart is obtained as follows.

Page No 275:
Question 2:
There are 900 creatures in a zoo as per list given below:
Beast animals | Other land animals | Birds | Water animals | Reptiles |
150 | 400 | 175 | 125 | 50 |
Represent the above data by a pie chart.
Answer:
Creatures | Number of creatures | Central angle |
---|---|---|
Beast animals | 150 | |
Other land animals | 400 | |
Birds | 175 | |
Water animals | 125 | |
Reptiles | 50 |

Page No 275:
Question 3:
Various modes of transport used by 1260 students in a given school are given below:
School bus | Private bus | Bicycle | Rickshaw | On foot |
350 | 245 | 210 | 175 | 280 |
Represent the above data by a pie chart.
Answer:
Mode of transport | Number of students | Central angle |
---|---|---|
School bus | 350 | |
Private bus | 245 | |
Bicycle | 210 | |
Rickshaw | 175 | |
On foot | 280 |

Page No 275:
Question 4:
The data given below shows number of hours spent by a school boy on different activities on a working day.
Activity | School | Homework | Play | Sleep | Others | Total |
Number of hours | 7 | 4 | 2 | 8 | 3 | 24 |
Represent the above data by a pie chart.
Answer:
Activity | Number of hours | Central angle |
---|---|---|
School | 7 | |
Home work | 4 | |
Play | 2 | |
Sleep | 8 | |
Others | 3 |

Page No 275:
Question 5:
The data on religion wise division of 1080 workers of a factory are given below:
Religion | Hindu | Muslim | Sikh | Christian |
Number of workers | 450 | 270 | 255 | 105 |
Draw a pie chart to represent the above data.
Answer:
Religion | Marks obtained | Central angle |
---|---|---|
Hindu | 450 | |
Muslim | 270 | |
Sikh | 255 | |
Christian | 105 |

Page No 275:
Question 6:
The marks obtained by Sudhir in an examination are given below:
Subject | English | Hindi | Mathematics | Science | Social science |
Marks obtained | 105 | 75 | 150 | 120 | 90 |
Represent the above data by a pie chart.
Answer:
Subject | Marks obtained | Central angle |
---|---|---|
English | 105 | |
Hindi | 75 | |
Mathematics | 150 | |
Science | 120 | |
Social science | 90 |

Page No 275:
Question 7:
The following table gives the number of different fruits kept in a hamper.
Type of fruit | Mangoes | Apples | Oranges | Coconuts | Pomegranates |
Number | 26 | 30 | 21 | 5 | 8 |
Represent the above data by a pie chart.
Answer:
Types of fruit | Number | Central angle |
---|---|---|
Mangoes | 26 | |
Apples | 30 | |
Oranges | 21 | |
Coconuts | 5 | |
Pomegranates | 8 |

Page No 275:
Question 8:
The following data shows the agricultural production in India during a certain year.
Foodgrain | Rice | Wheat | Coarse cereals | Pulses |
Production (in millions of tonnes) | 57 | 76 | 38 | 19 |
Draw a pie chart to represent the above data.
Answer:
Food grain | production (in millions of tonnes) | Central angle |
---|---|---|
Rice | 57 | |
Wheat | 76 | |
Coarse cereals | 38 | |
Pulses | 19 |

Page No 276:
Question 9:
Given below is the result of an annual examination of a class, showing the percentage of students in each category.
First division | Second division | Third division | Failed |
25% | 45% | 20% | 10% |
Represent the above data by a pie chart.
Answer:
Category | Result (in %) | Central angle |
---|---|---|
First division | 25 | |
Second division | 45 | |
Third division | 20 | |
Failed | 10 |

Page No 276:
Question 10:
The following table shows the percentages of buyers of four different brands of bathing soaps.
Brand | A | B | C | D |
Percentage of buyers | 20% | 40% | 25% | 15% |
Represent the above data by a pie chart.
Answer:
Brand | Buyers (in %) | Central angle |
---|---|---|
A | 20 | |
B | 40 | |
C | 25 | |
D | 15 |

Page No 276:
Question 1:
Tick (✓) the correct answer:
A man's monthly salary is Rs 2400 and his monthly expenses on travel are Rs 250. The central angle of the sector representing travel expenses in the pie chart would be
(a) 30°
(b)
(c) 45°
(d) 60°
Answer:
(b)
Page No 276:
Question 2:
Tick (✓) the correct answer:
If 35% of the people residing in a locality are Sikhs then the central angle of the sector representing the Sikh community in the pie chart would be
(a) 108°
(b) 115°
(c) 126°
(d) 135°
Answer:
(c) 126°
Page No 276:
Question 3:
Tick (✓) the correct answer:
If in the pie chart representing the number of students opting for different streams of study out of a total strength of 1650 students, the central angle of the sector representing arts students is 48° then what is the number of students who opted for arts stream?
(a) 220
(b) 240
(c) 275
(d) 320
Answer:
(a) 220
Page No 276:
Question 4:
Tick (✓) the correct answer:
In the pie chart representing the percentages of students having interest in reading various kinds of books, the central angle of the sector representing students reading novels is 81°. What is the percentage of students interested in reading novels?
(a) 15%
(b) 18%
(c)
(d)
Answer:
(c)
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