The Table Given Below Shows the Number of Umbrellas and Bushels

question 28

Multiple Choice

The table given below shows the number of umbrellas and bushels of corn produced in the United Kingdom and the Rest of the World per labor hour. If the U.K. and the Rest of the World begin to trade with each other, the international price of corn will lie between _____ and _____. $$\begin{array} { l c c } \hline\text { Productivity } & \text { In the United Kingdorn } & \text { In the Rest of the World } \\\hline \text { Umbrellas per labor hour } & 0.25 & 1 \\\text { Bushels of corn per labor hour } & 0.5 & 0.67\\\hline\end{array}$$

• A)2/3 of an umbrella per bushel of corn; 3 umbrellas per bushel of corn
• B)2/3 of an umbrella per bushel of corn; 3/2 umbrellas per bushel of corn
• C)1/2 of an umbrella per bushel of corn; 3/2 of an umbrella per bushel of corn
• D)3/2 umbrellas per bushel of corn; 3 umbrellas per bushel of corn

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Definitions:

Elevate the Ribs

The action of increasing the thoracic cavity volume to aid in inhalation, primarily performed by the intercostal muscles.

Internal Intercostals

Muscles located between the ribs that help with breathing by reducing the space in the chest during exhalation.

External Intercostals

Muscles located between the ribs that help expand the thoracic cavity during inspiration.

Scalene

Refers to a group of three paired muscles in the lateral neck that facilitate breathing and are involved in various neck movements.