Henry Ernest Dudeney/Puzzles and Curious Problems/299 - The Weight of the Fish/Solution

by : $299$

 * The Weight of the Fish

Solution

 * $72$ ounces, or $4 \tfrac 1 2$ pounds.

Proof
Let $t$, $h$ and $b$ denote the weights in ounces of tail, head and body respectively.

We have:

The weight in pounds can be calculated from the conversion factor of $16$ ounces to the pound.