Adding the times, it is found that the total time it takes her to swim four laps is of 218.15 seconds.
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- The total time is the sum of the separate times.
- The separate times are: 54.73, 54.56, 54.32 and 54.54 seconds.
The sum of these times is:
[tex]S = 54.73 + 54.56 + 54.32 + 54.54 = 218.15[/tex]
The total time it takes her to swim four laps is of 218.15 seconds.
A similar problem is given at https://brainly.com/question/20627727
