Answer:- 22.5 kg
Solution:- It asks to convert 50 pound to kg. The conversion factor for pounds to kg is given as, 1 pound = 0.45 kg
The set up could be made using dimensional analysis as:
![50lb((0.45kg)/(1lb))](https://img.qammunity.org/2019/formulas/chemistry/high-school/nzvyq3avrhwrrixdryfut6w11zrejv9k4o.png)
= 22.5 kg
So, the weight of the luggage bag in kg is 22.5 kg.