Answer:
5 more minutes (total of 20 minutes per applicant)
Step-by-step explanation:
Divide an hour by 1/3 (60/3 = 20 minutes)
Divide an hour by 1/4 (60/4= 15 minutes)
By spending 1/3 of an hour (20 minutes) instead of 1/4 of an hour (15 minutes), she spent 5 more minutes meeting all applicants.
