Data for selected fruits purchased at wholesale prices for 2005 and 2009 are shown next. 
What is the simple price relative for tomatoes?
Definitions:
Directly Exchanged
A situation where goods or services are exchanged without the use of money as an intermediary.
Production Possibilities Frontier
A curve depicting all possible combinations of two goods that a society can produce within a given time period, given its technological capabilities and available resources.
Fixed Assumptions
Preset conditions or principles that are assumed to remain constant over a defined period for the purpose of analysis or modeling.
Achievable Output Levels
The various amounts of goods and services an economy can produce when utilizing all its resources efficiently.
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