It is the worktime ratio. In summary we can take any relationship of the form given in equation 51 take the loga- rithm of both sides and convert it to a linear relationship whose slope and intercept are related to. Use your finger stylus or mouse to write your equation.
The hiker has a greater power rating than the rock climber.
The standard metric unit of power is the Watt. Linear equations are easy to solve. Write insert or change an equation or formula. Quartic equations can also be solved but the formulas are very complicated.