Maritza is a gym owner who wants to offer a full schedule of yoga and circuit training classes. Yoga classes are 1.5 hours long, while circuit training classes are only 1 hour, and he wants at least 25 hours of classes on the schedule each week. All of her instructors are
paid $35 per class, but Maritza doesn't want to spend more than
$1,000 per week on salaries. (Create a system of inequalities)