Find the Weighted Average

question 98

Multiple Choice

Find the weighted average.
-A student earned grades of 87, 81, 72, and 92 on her four regular tests. She earned a grade of 79 on the final exam and 85 on her class projects. Her combined homework grade was 88. The four regular tests count for 40%
Of the final grade, the final exam counts for 30%, the project counts for 10%, and homework counts for 20%.
What is her weighted mean grade? Round to one decimal place.

• A) 83.0
• B) 83.4
• C) 82.5
• D) 83.9

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Definitions:

Gross Domestic Product (GDP)

The complete financial value of all ultimate products and services generated inside the boundaries of a nation over a particular timeframe.

Consumer Welfare

The overall satisfaction, benefit, or utility received by consumers through the consumption of goods and services.

Gross Domestic Product (GDP)

The sum of the market or financial value of all the finished products and services created within the boundaries of a country over a certain period.

Net Taxes

The amount of taxes paid to the government minus any transfers or subsidies received from the government.