Question

The line graph shows how the personal computer (PC) has evolved over three decades of its existence. Worldwide PC sales from
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Answer #1

From the given graph,

Number of PCs sold in 1985 = 22.2 million

Estimated number of PCs to be sold in 2015 = 426.3 million

Therefore,

The increase in PC sales from 1985 to the estimate for 2015

= 426.3 - 22.2 million

= 404.1 million

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