Question

How much does a person weigh in kilogram, if they are $ 256\;pounds $ ?

Answer 1

Hint: To solve this problem we should know about basic terms maintained in the question.
Kilogram: It is a unit used to measure mass. It is an SI unit used worldwide and used in international trade.
It is represented by $ kg $ .
Pounds: It is a unit used to measure mass. It is used in the imperial, United States customary and other system of measurement.
It is represented by $ lbs $ .
As, $ 1lbs = 0.454\;kg $ (by taking approximation)

Complete step by step solution:
As given weight of the person is $ 256\;lbs $ ,
To convert pounds to kilograms. We will,
As we know, $ 1lbs = 0.454\;kg $ .
So, $ 256\;lbs $ in kilogram will be,
  $ 256\;lbs = 256 \times 0.454\;kg $
  $ \Rightarrow 256\;lbs = 116.224\;kg $
Hence, the weight of the person will be $ 116.224\;kg $ .
So, the correct answer is “ $ 116.224\;kg $ ”.

Note: As we know every country does trade with another country this is known as international trade and how rich the economy is depends upon the import and export. Every country has different sets of units to measure different quantities. So, for smooth trade we had accepted a common unit but we need to convert this unit to locally used unit for smooth trade in the local market or grass root level.