Question

Libbie is 45 pounds,prior to administering her medications, you calculate that her weight in kilograms is:

a) 20.5 kg
b) 22.7 kg
c) 18.1 kg
d) 25.9 kg

Answer 1

To convert Libbie's weight to kilograms, we divide 45 pounds by the conversion factor 2.205 pounds per kilogram, which gives us approximately 20.4 kg, so the closest answer is 20.5 kg (option a).

Step-by-step explanation:

To calculate Libbie's weight from pounds to kilograms, we use the conversion factor 1 kilogram = 2.205 pounds. By dividing Libbie's weight in pounds (45 pounds) by the conversion factor, we can find her weight in kilograms.

45 pounds ÷ 2.205 pounds/kg = 20.408 kg

After performing the calculation, we round the result to the nearest tenth to match the precision of the options given, which results in 20.4 kg. Therefore, the closest answer to Libbie's weight in kilograms from the options provided is 20.5 kg (option a).

To convert pounds to kilograms, divide the weight in pounds by 2.205. In this case, Libbie's weight of 45 pounds is approximately 20.4 kilograms.

To convert pounds to kilograms, divide the weight in pounds by 2.205. In this case, Libbie's weight of 45 pounds can be converted to kilograms by dividing 45 by 2.205. The result is approximately 20.41 kilograms, which can be rounded to 20.4 kilograms.