Answer :
The mass of an individual weighing 157 lb is approximately 71.1 kg, rounded to one decimal place, which corresponds to option c) 71.0 kg.
To convert pounds to kilograms, use the conversion factor:
1 pound = 0.453592 kilograms.
So, to find the mass in kilograms of an individual who weighs 157 pounds:
Mass (kg) = Weight (lb) × Conversion Factor
Mass (kg) = 157 lb × 0.453592 kg/lb
Mass (kg) = 71.126344 kg
Therefore, rounded to one decimal place the mass is approximately 71.1 kg. The closest answer choice is c) 71.0 kg.
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