In a certain statistics course, four exams were given. Each student s grade was based on a weighted average of his exam scores. The first two tests had weights of 1, the third test had a weight of 2, and the final test had a weight of 3. The exam scores for one student are listed below. 
The student s overall average was _________.
Definitions:
Risk-free Ventures
Investments that are assumed to have no risk of financial loss.
Scarcity
A fundamental economic problem of having seemingly unlimited human wants in a world of limited resources.
Decision-making Processes
The steps involved in choosing among alternatives to address a problem or capitalize on an opportunity.
Capitalism
An economic system characterized by private or corporate ownership of capital goods, investments dictated by private decision, and prices, production, and the distribution of goods determined mainly by competition in a free market.
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