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Mathematics, 31.07.2019 11:00 hopectrammell1

Four 7th and 8th grade classes at a school are going on a field trip. there are 20 students in each class, but 90% of them got permission to go on the trip. if the school requires 1 chaperone for every 8 students, how many chaperones are needed?

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Four 7th and 8th grade classes at a school are going on a field trip. there are 20 students in each...

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