the relationship is a function because she "made up time".
A relation that states that there should only be one output for each input are called a function. alternatively, a function is a particular kind of relation—a set of ordered pairs—that adheres to a specific rule—each X-value should be associated with only one y-value.
if a relation is one-to-one or many-to-one it is a function.
Function Not a Function
one-to-one many-to-many
many-to-one one-to-many
In the above-mentioned scenario, She basically made up for the time she had spent standing at the location by increasing her pace. Since she picked up the pace, you can assume that she completed the task in the same amount of time as if she had not stopped.
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