Final answer:
To convert a weight of 165 pounds to kilograms, multiply by the conversion factor of 0.453592 to get approximately 74.8427 kilograms. The closest answer to this calculation is option A) 74.8 kg.
Step-by-step explanation:
To convert the weight of a patient from pounds to kilograms, we use the conversion factor where 1 pound is approximately equal to 0.453592 kilograms. Given that the patient weighs 165 pounds, we perform the following calculation:
165 pounds × 0.453592 kilograms/pound ≈ 74.8427 kilograms
When we look at the options provided, the value that is closest to our calculated value is 74.8 kilograms, which corresponds to option A).
Converting weight between units is a common practice in various fields, especially in healthcare, where dosages and equipment might require measurements in different units than those familiar from daily use.