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At the Beginning of World War II, a Rationing System

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At the beginning of World War II, a rationing system was established in the United States. Ration stamps or cards were issued for a variety of commodities such as canned milk and gasoline. To receive a gasoline ration card, a person had to certify a need for gas. The ration cards ranged from the most limited A card which only allowed 3 to 4 gallons per week to the most generous X card, which allowed the carrier to buy an unlimited amount of gasoline. A government entity, the War Price and Rationing Board, decided who received and A or an X card. Gasoline cards were allocated through


Definitions:

Vertices

Vertices are the corner points where two or more lines, edges, or curves meet.

Hyperbola

A type of smooth curve lying in a plane, formed by intersecting a double cone; it has two disconnected branches.

Asymptotes

Lines that a graph of a function approaches but never touches, indicating direction of curves infinitely far away.

Hyperbola

A type of smooth curve lying in a plane, formed by the intersection of a double cone with a plane in such a way that both halves of the curve are mirror images of each other.

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