What is the conversion of 5 degrees Fahrenheit to degrees Rankine?

To convert degrees Fahrenheit to degrees Rankine, you can use the formula:

[

\text{Rankine} = \text{Fahrenheit} + 459.67

]

Using this formula for 5 degrees Fahrenheit:

[

\text{Rankine} = 5 + 459.67 = 464.67 R

]

Rounding this to the nearest whole number gives you 465 R. This outcome confirms why the first choice is the correct answer. The addition of 459.67 to the Fahrenheit temperature shifts the scale to Rankine, ensuring you maintain the relationship between absolute temperature scales. In contrast, the other choices do not align with the correct calculation based on the formula provided, demonstrating that they do not represent the accurate conversion from Fahrenheit to Rankine.