At Age 21, You Set Out for a Star That $0.96 c$

question 39

Multiple Choice

At age 21, you set out for a star that is 50 light-years from Earth. How fast would your spaceship have to travel in order to reach that star when you are 61 years old? One light-year is the distance light travels in one year.

• A) \(0.96 c\)
• B) \(0.88 c\)
• C) \(0.58 \mathrm { c }\)
• D) \(0.78 \mathrm { c }\)
• E) \(0.68 c\)

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Definitions:

Weighted-Average

A calculation method that takes into account the varying degrees of importance of the numbers in a data set.

Cost of Goods Sold

The direct financial outlays a company faces for producing the goods it sells, covering both materials and labor.

Perpetual System

An inventory system that records the sale or purchase of inventory immediately through the use of computerized point-of-sale systems and enterprise asset management software.

Replacement Cost

The current cost of replacing an asset with a new one of similar kind and quality.