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Questions and Answers
What trend did computer sales follow from 2011 to 2015?
Computer sales increased steadily by $5 million each year.
How did smartphone sales change in the period from 2011 to 2013?
Smartphone sales remained level at $10 million until 2013.
What was the value of smartphone sales in 2015?
$45 million
By how much did smartphone sales lag behind computer sales in 2015?
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Based on the trends described, when is it expected that smartphone sales will overtake computer sales?
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Study Notes
Computer Sales in Country X (2011-2015)
- Steady annual increase of $5 million in computer sales
- Consistent upward trend in computer sales between 2011 and 2015
Smartphone Sales in Country X (2011-2015)
- Level sales of $10 million until 2013
- Dramatic increase in smartphone sales from 2013 to 2015, reaching $45 million
- Smartphone sales were $5 million behind computer sales in 2015
Total Expenditure on Electronic Devices (2011-2015)
- Total expenditure rose from $40 million in 2011 to $95 million in 2015
- Dramatic increase in total expenditure on electronic devices between 2011 and 2015
Overall Trends
- Sales of both computers and smartphones grew, but smartphone sales grew more quickly
- Expected overtaking of computer sales by smartphone sales in 2016 or soon after if trends continue
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Description
Analyzing the chart showing the expenditure on computers and smartphones in country X from 2011 to 2015. The data highlights the increasing trend in computer sales by $5 million annually and the sudden rise in smartphone sales from $10 million to $45 million between 2013 and 2015.
