Q:

What is 40 pounds in kilograms?

A:

Forty pounds is equal to 18.1437 kilograms. There are 2.2046 pounds in a kilogram. To convert pounds to kilograms, divide the number of pounds by 2.2046.

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Full Answer

A kilogram is a unit of measurement for weight or mass. It is 1,000 grams. A kilogram was originally defined as the mass of 1 liter of water at 32 degrees Fahrenheit. In 1889, a platinum-iridium alloy block was manufactured to be used as the official prototype for the weight of a kilogram. The prototype is kept at the International Bureau of Weights and Measures located in France. Until 1799, the unit of 1,000 grams was called a grave.

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Related Questions

  • Q:

    How do you convert 178 pounds to kilograms?

    A:

    Because 1 kilogram is equal to 2.2 pounds, converting 178 pounds to kilograms requires dividing 178 pounds by 2.2 pounds per kilogram. The equivalent of 178 pounds is approximately 80.9 kilograms.

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  • Q:

    How do you convert 205 pounds to kilograms?

    A:

    Two hundred and five pounds is equal to 92 kilograms. Metric Conversions provides the formula to convert pounds to kilograms, as kg = lb / 2.2046. Since 1 kilogram is equal to 2.2046 pounds, simply divide the value of 205 pounds by 2.2046 to reach the answer of 92 kilograms.

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  • Q:

    What is 187 pounds in kilograms?

    A:

    After converting to the metric system, 187 pounds is equal to 84.82 kilograms. The formula to convert between pounds and kilograms divides the number of pounds by 2.2. Dividing 187 pounds by 2.2 yields the answer 84.82 kilograms.

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  • Q:

    What is 300 kilograms converted to pounds?

    A:

    After converting, 300 kilograms are equal to 661.38 pounds. The formula to determine the conversion between kilograms and pounds multiplies the total number of kilograms by 2.2 pounds per kilogram. For 300 kilograms, the formula is 300 kilograms times 2.2 pounds per kilogram equals 661.38 pounds.

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