Lilliana is training for a marathon. she runs the same distance every day for a week. on monday, wednesday, and friday, she runs 3 laps on a running trail and then runs 8 more miles. on tuesday and sunday, she runs 5 laps on the trail and then runs 4 more miles. on saturday, she just runs laps. how many laps does lilliana run on saturday?

Lilliana ran 5 laps on Saturday because if she ran 3 laps and 8 more on Mon.,Wed.,and Fri.,then Tues. and Sun.she ran 5 and 4 more laps, then she makes it to Sun. and runs, if you add up the total number from Mon.-Fri.and get that answer then you get then you add up the total she ran Tues. and Sun.and get that answer, then you will see the difference of 3 every set of days she ran so 11-9=5 because of the difference of 3.