Solve the Problem. -The Ratio of the Lengths of Strings That Play the That

question 47

Multiple Choice

Solve the problem.
-The ratio of the lengths of strings that play the notes D and B is 27 to 16. If a string 64 cm long plays a B, what is the length of the string that plays a D?

• A)108 cm
• B)91 cm
• C)64 cm
• D)80 cm

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Definitions:

Laspeyres Price Index

A consumer price index used to measure the change over time in the total cost of purchasing a fixed basket of goods and services.

Per Capita Income

The average income earned per person in a particular area or country, calculated by dividing the area's total income by its total population.

Laspeyres Price Index

A price index that measures the change in the price level of a basket of goods and services, using the quantities of the base period as weights.

Base Year

A specific year against which economic growth or other variables are measured and compared.