A Plastic Right Cylinder with Closed Ends Is to Hold $1 : \pi$

question 77

Multiple Choice

A plastic right cylinder with closed ends is to hold V cubic feet. If there is no waste in construction, find the ratio between the height and diameter that results in the minimum use of materials.

• A) \(1 : \pi\)
• B). \(1 : \frac { \pi } { 2 }\)
• C) \(1 : 2 \pi\)
• D) \(1 : 2\)
• E) \(2 : \pi\)
• F) \(2 : \frac { \pi } { 3 }\)
• G) \(1 : \frac { \pi } { 3 }\)
• H) \(1 : 3\)

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Definitions:

Confidence Interval

A range of values calculated from a set of data so that it is very likely, to a specified probability, that the true parameter of the population is within this range.

Standard Deviation

A statistic that measures the dispersion or variability of a set of data points from their mean.

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter, with a certain degree of confidence.

Millilitres

A metric unit of volume equal to one thousandth of a liter, commonly used in liquid measurement.