Answer:
3.25 miles
Step-by-step explanation:
4 divided by 1 is 1/4, so 1/4 mile is one lap
1/4 times 13 is 13/4
13/4 is 3.25 miles
[tex]\text{In this question, we're finding how many miles Michael swam}\\\\\text{We know that he swam 13 laps}\\\\\text{We also know that 4 laps is equivalent to 1 mile}\\\\\text{To find how many miles he swam, divide 13 by 4}\\\\13\div4=3.25\\\\\boxed{\text{Answer: 3.25 miles}}[/tex]