MATHS [4 marks sum]

The pie-diagram given below shows the expenditure during a month on various items made by an officer in his family, earning ₹ 12000 per month.
Read the pie-diagram carefully and answer the following questions.
(i) How much does he spend on food?
(ii) What percentage of his income is spent on house rent?
(iii) How much does he spend on miscellaneous items?
(iv) What is the ratio of expenditure on clothing to that on education?

Mr. Roy's monthly income is ₹15000. Out of this money, he spends ₹1875 on rent, ₹3250 on food, ₹ 1125 on children's education, ₹ 2250 on miscellaneous and the rest he saves.
Draw a pie chart to represent the above information.

The money spent on a book by a publisher is given below :

Item	Paper	Printing	Binding	Publicity	Royalty
Money spent (in ₹)	25	12	6	8	9

Draw a pie-diagram to represent the above data.

The marks obtained by Rahul in an examination are given below :

Subject	English	Hindi	Mathematics	Science	Social Studies
Marks obtained	120	90	75	105	150

Represent the above data by a pie-chart.

There are 900 creatures in a zoo as per list given below :

Beast animals	Other land animals	Birds	Water animals	Reptiles
120	400	170	135	75

Represent the above data by a pie-chart.

Draw a histogram to represent the following data :

Monthly salary (in rupees)	Number of teachers
16000-17000	8
17000-18000	4
18000-19000	3
19000-20000	5
20000-21000	2
21000-22000	3
22000-23000	1
23000-24000	1

Draw a histogram to represent the following data :

Weight (in kg)	Number of teachers
45-50	2
50-55	8
55-60	11
60-65	7
65-70	3

Draw a histogram to represent the following data :

Height (in cm)	Number of students
140-145	6
145-150	10
150-155	15
155-160	18
160-165	2
165-170	1

Following is the frequency distribution of marks obtained by 50 students of a class:

Marks obtained	Number of students
0-10	2
10-20	3
20-30	14
30-40	10
40-50	6
50-60	5
60-70	8
70-80	2

Draw a histogram to represent the above data.

The bar graph given below depicts the marks obtained by Varun in five different subjects:
Study the bar graph carefully and answer the questions given below :
(i) In which subject was Varun's performance the poorest? Justify.
(ii) What is the ratio of marks obtained by Varun in Mathematics to that in Social Science?
(iii) If the maximum marks in each subject is 100, find Varun's total percentage score.
(iv) Find the average of the three highest scores attained by Varun.

The following data shows India's total population (in millions) from 1951 to 2001.

Year of census	1951	1961	1971	1981	1991	2001
Population (in millions)	360	432	540	684	852	1020

Represent the above data by a bar graph.

Given below is a table which shows the yearwise strength of a school :

Year	2010-11	2011-12	2012-13	2013-14	2014-15
Number of students	800	975	1100	1400	1625

Represent the above data by a column graph.

The number of pressure cookers produced in a factory during five consecutive months is given below :

Month	January	February	March	April	May
Number of pressure cookers produced	780	1100	920	1040	1280

Draw a bar graph representing the above information.

The percentage of marks obtained by a student in different subjects are given below :

Subject	Hindi	Science	English	Mathematics	Social Studies
Percentage of marks obtained	35	60	15	75	40

Draw a bar graph to represent the above data.