SOLUTION: A school had 90 children. During the day, each child attends 4 classes. Each class has 15 children and 1 teacher. During the day, each teacher teaches 3 classes. What is the smalle

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Question 1018273: A school had 90 children. During the day, each child attends 4 classes. Each class has 15 children and 1 teacher. During the day, each teacher teaches 3 classes. What is the smallest number of teachers the school can have?
Answer by FrankM(1040) About Me  (Show Source):
You can put this solution on YOUR website!
90 children * 4 classes/15students = 24 class-lessons per day
24/3 = 8 teachers needed