Hello, anf9292!

The mass of a human liver scales allometrically as: .

where is the body mass.

Suppose the body mass of an individual increases by 30%.

What is the percent increase in the mass of their liver?

Here's my work . . . using a person who was originally 140 lbs ...

It can be dangerous to use a specific number.

I prefer to solve itin general. . .

For a body mass of , the original mass of the liver is: .

The mass of the larger body is: . .

The mass of the liver is: .

The increase is: .

. . . . . . . . . . . . . . . . . .

The percent increase is: .

Therefore, the percent increase is: .