Question 977196
Each visit costs $2.50 to park, $1.50 for the first hour and $1 for the second half hour, since that is part of an hour.
Unlimited passes cost $27 a week.
$2.50x>=$27
x.>=10.8 times or at least 11 visits weekly to make buying the pass worthwhile

At 14 visits per week, she would save money.