Respuesta :

Answer: losing weight from 50lb to 40lb

Step-by-step explanation:

Answer:

50lb to 40lb

Step-by-step explanation:

When you multiply 50 lb to 40lb by 2, it makes 100 lb to 80 lb. 50lb to 40 lb is 20 percent change while 100 lb to 90 lb is 10 percent