Question 16Data collected in a survey shows that 40a 120-b 150-c 144-d 40-

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Standard VII

Mathematics

Construction of Pie Chart

Question 16Da...

Question

Question 16

Data collected in a survey shows that 40% of the buyers are interested in buying a particular brand of toothpaste. The central angle of the sector of the pie chart representing this information is:

(a) 120°

(b) 150°

(c) 144°

(d) 40°

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Solution

Ans: (c)

Percentage of buyers who selected the particular brand of toothpaste = 40%.
Central angle of the sector of pie chart representing the above information
=40% of central angle
$= \frac{40}{100} \times 360^{\circ} = 144^{\circ}$

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Question 16

Data collected in a survey shows that 40% of the buyers are interested in buying a particular brand of toothpaste. The central angle of the sector of the pie chart representing this information is:

(a) 120°

(b) 150°

(d) 40°

Q. Data collected in a survey shows that

40 %

of the buyers are interested in buying a particular brand of toothpaste. The central angle of the part of the pie chart representing this information is

$The following table shows the percentages of buyers of four different brands of bathing soaps.$

$\begin{matrix} Brand & A & B & C & D Percentage of buyers & 20 % & 40 % & 25 % & 15 % \end{matrix}$

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Question 22

The following pie chart represents the distribution of proteins in parts of human body.

What is the central angle of the sector representing hormones enzymes and other proteins?

(a) 120°

(b) 144°

(d) 176°

Q. The following table shows the market position of different brands of tea-leaves.

Brand	A	B	C	D	others
% Buyers	$35$	$20$	$20$	$15$	$10$

Draw a pie-chart to represent the above Information.

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Question 16 Data collected in a survey shows that 40% of the buyers are interested in buying a particular brand of toothpaste. The central angle of the sector of the pie chart representing this information is: (a) 120° (b) 150° (c) 144° (d) 40°

Ans: (c) Percentage of buyers who selected the particular brand of toothpaste = 40%. Central angle of the sector of pie chart representing the above information =40% of central angle =40100×360∘=144∘

Question 16

Data collected in a survey shows that 40% of the buyers are interested in buying a particular brand of toothpaste. The central angle of the sector of the pie chart representing this information is:

(a) 120°

(b) 150°

(c) 144°

(d) 40°

Ans: (c)

Percentage of buyers who selected the particular brand of toothpaste = 40%.
Central angle of the sector of pie chart representing the above information
=40% of central angle
$= \frac{40}{100} \times 360^{\circ} = 144^{\circ}$