Graphical Representation of Statistical Data - ICSE STD 8 MATHS Questions

Q 1[4 marks sum]4 Marks

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?

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Q 2[4 marks sum]4 Marks

The expenditure of a company during a year was divided as follows :

Head	Percentage of expenditure
Wages and salaries	$40 \%$
Fuel and Power	$10 \%$
Materials	$25 \%$
Maintenance	$20 \%$
Depreciation	$5 \%$

Draw a pie-chart depicting the above data.

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Q 3[4 marks sum]4 Marks

The following table shows the percentage of buyers of different brands of bathing soaps :

Brand	A	B	C	D	E
Percentage of buyers	$20 \%$	$35 \%$	$25 \%$	$15 \%$	$5 \%$

Draw a pie-diagram to represent the above data.

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Q 4[4 marks sum]4 Marks

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.

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Q 5[4 marks sum]4 Marks

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.

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Q 6[5 marks sum]5 Marks

The histogram given below shows the distribution of ages (in years) of 38 teachers in a school:

Look at the above histogram and answer the questions that follow:
(i) In what age group maximum number of teachers are there and what is their number?
(ii) What is the number of teachers having their ages 25 years or more but less than 30?
(iii) How many teachers are of the age 40 or more?
(iv) What is the class size?
(v) What are the class marks of the classes?

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Q 7[5 marks sum]5 Marks

Below is the histogram depicting the marks of 40 students of class VIII obtained in a test on mathematics :

Look at the above histogram and answer the following questions:
(i) What is the class size?
(ii) How many students obtained less than 5 marks?
(iii) How many students obtained 20 or more marks but less than 25?
(iv) If 25 or more marks make first division, how many first divisioners are there?
(v) How many students obtained 10 or more but less than 20 marks?

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Q 8MCQ1 Mark

The given pie chart shows the marks scored by a student in an examination in 5 subjects. If the total marks obtained by the student were 540, then the subject in which he scored 120 marks is :

A
English
B
Math
✓
Hindi
D
S. St.

Answer: C.

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Q 9MCQ1 Mark

In a pie chart, that represents different fast foods sold in a shop, Momos accounts for $60 \%$ of the sales. What angle will the sector of Momos make in the pie-chart?

✓
$216^{\circ}$
B
$105^{\circ}$
C
$80^{\circ}$
D
$60^{\circ}$

Answer: A.

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Q 10MCQ1 Mark

In a pie chart that shows different types of soft drinks sold in a shop, Maza makes an angle of $72^{\circ}$ at the centre. What percentage of the total cold drink sale is Maza?