Mathematics, 05.07.2019 08:20 caliharris123

Aschool has 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.

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Aschool has 90 children. during the day each child attends 4 classes. each class has 15 children and...

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