Pie Charts

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

The pie chart shows the distribution of New York market share by volume of different computer companies in 2005.Number of units sold in 2005 in New York = 1,500Value of units sold in 2005 in New York = US $1,650,000.

Q1: In 2005, the average unit sale price of an IBM PC was approximately (in US$)

A 3180

B 2800

C 393

D 3080

ANS:D - 3080

IBM accounts for 28% of the share by value and 10% of the share by volume. 28% of 1650000 = 28 x 1650000/100 = 462000 10% of 1500 = 10 x 1500/100 = 150 Therefore, average unit sale price = 462000/150 = 3080.



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