Final answer:
To express 160 pounds (lbs) in kilograms (kg), multiply 160 pounds by the conversion factor of 1 kilogram to 2.205 pounds. The result is approximately 72.6 kilograms.
Step-by-step explanation:
To express 160 pounds (lbs) in kilograms (kg), we can use the conversion factor that 1 kg is equal to 2.205 pounds (lb). We can set up a proportion to solve for the weight in kilograms:
160 lb = x kg
1 kg = 2.205 lb
By multiplying both sides of the equation by 1 kg, we get:
160 lb * 1 kg / 2.205 lb = x kg
Simplifying the expression, we find that x is approximately 72.6 kg when rounded to the nearest hundredths.