<human>:  Maddy is in college for 8 semesters. She needs 120 credits to graduate. If each class is 3 credits, how many classes does she need to take per semester?
<bot>: How many credits are in each class? ** 120 credits / 3 credits is <<120/3=40>>40.
How many classes does Maddy need to take per semester? ** 40 credits/ 8 semester = <<40/8=5>>5 classes per semester.
How many classes does Maddy need to take per semester? ** Maddy needs to take 5 classes per semester
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