Answer :
Hey there!
[tex]Answer:\boxed{20.95}[/tex]
[tex]Explanation:[/tex]
To find the answer, we can add up the time from both people.
[tex]20.7(20.70)+0.25=20.95[/tex]
[tex]\boxed{20.95}\text{ is your answer.}[/tex]
Hope this helps!
[tex]\text{-TestedHyperr}[/tex]