03. Researchers claim that the rate at which a person loses weight by exercising is directly proportional to his/her current weight at time t if certain factors are ignored. If a person is severely...

Differential Equation

Extracted text: 03. Researchers claim that the rate at which a person loses weight by exercising is directly proportional to his/her current weight at time t if certain factors are ignored. If a person is severely obese, he will lose weight faster than the person who is slightly overweight. a. Write the model for it. b. A person weighing 240 lbs. joins the gym, and loses 20 lbs. in next 4 months. For how long does he need to go to gym so that he weighs 160 lbs.? c. What would be his weight if he continues gym for 1.5 year?