What is 165 lb in kilograms (kg)?
1 kg = 2.20 lb
(please show work) ASAP
The Correct Answer and Explanation is :
To convert 165 pounds (lb) to kilograms (kg), we can use the conversion factor where (1 \, \text{kg} = 2.20 \, \text{lb}). To perform the conversion, we can set up the calculation as follows:
Step-by-Step Calculation
- Identify the Conversion Factor:
[
1 \, \text{kg} = 2.20 \, \text{lb}
] - Set Up the Equation:
We want to find how many kilograms correspond to 165 pounds. We can rearrange the conversion factor to express kilograms in terms of pounds:
[
1 \, \text{lb} = \frac{1 \, \text{kg}}{2.20}
] - Multiply by the Number of Pounds:
Now we multiply both sides of the equation by 165 lb to find the equivalent in kg:
[
165 \, \text{lb} \times \frac{1 \, \text{kg}}{2.20 \, \text{lb}} = \frac{165}{2.20} \, \text{kg}
] - Perform the Division:
Now we can perform the calculation:
[
\frac{165}{2.20} \approx 75 \, \text{kg}
]
Final Answer
Thus, 165 pounds is approximately 75 kg.
Explanation
The conversion from pounds to kilograms is necessary when dealing with measurements in different systems, especially in contexts like nutrition, fitness, and international travel, where metric units are more commonly used. Understanding weight in kilograms allows for easier comparisons and adherence to dietary guidelines that may use this measurement. The conversion factor of (2.20) provides a straightforward method to switch between these units.
In practice, being able to convert units accurately is crucial for healthcare professionals, nutritionists, and trainers, as they often work with clients who have weight goals, whether for weight loss, muscle gain, or overall health improvement. By using conversions correctly, one can ensure appropriate recommendations and tracking for weight management.