There are approximately 4 lbsof muscle for every 5 lbs of body weight of a certain animal. For a 125-lb animal, how much of the weight is muscle?

Answer 1

Let's use a proportion. Cross multiply and solve for x.

4/5 = x/125

Answer 2

There are approximately 4 lbsof muscle for every 5 lbs of body weight of a certain animal. For a 125-lb animal, how much of the weight is muscle