Pie Charts
Data Interpretation

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Common Information

Use the pie charts below to answer the following questions.

The pie chart in Figure (a) shows the distribution of the New York market share by value of different computer companies in 2005.

Common information image for Pie Charts, Data Interpretation:1665-1

The pie chart in Figure (b) shows the distribution of the New York market share by volume of different computer companies in 2005.

Number of units sold in 2005 in New York = 1,500

Value of units sold in 2005 in New York = US $$$ 1,650,000.

Q.

Common Information Question: 1/3

In 2005, the average unit sale price of an IBM PC was approximately (in US $$$)

 A.

3,180

 B.

2,800

 C.

393

 D.

3,080

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Solution:
Option(D) is correct

IBM accounts for 28% of the share by value and 10% of the share by volume.

Hence,

$\dfrac{1,650,000}{1500} × \dfrac{28}{10}= 1,100×2.8$

$= \textbf{3,080}$


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