Question

Muscle weight. The weight M of the muscles in a

human is directly proportional to the person’s body
weight W.
a) It is known that a person who weighs 200 lb has 80 lb
of muscles. Find an equation of variation expressing
M as a function of W.
b) Express the variation constant as a percent, and
interpret the resulting equation.
c) What is the muscle weight of a person who weighs
120 lb?

Answer 1

JCJames C.Calculus 1 / AB1 month, 3 weeks agoThe weight M of a person's muscles is proportional to the person's body weight W. a) It is known that a person weighing 200 lb has 50 lb of muscles. Find an equation expressing M as a function of W. b) Express the slope as a percentage, and interpret the resulting equation. c) What is the muscle weight of a person weighing 220 lb? a) The equation expressing M as a function of W is M=nothing. (Use integers or decimals for any numbers in the expression.) b) Select the correct choice below and fill in the answer box to complete your choice. A.Body weight is nothing% of muscle weight. (Simplify your answer.) B.Muscle weight is nothing% of body weight. (Simplify your answer.) c) The muscle weight of a person weighing 220 lb is nothing lb. (Simplify your answer.)