for a field trip, 4 chaperones and needed for every 18 students. How many chaperones are needed if there are 81 students on the trip?

asked Apr 11, 2018 142k views

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# 4 per 18 students so
4/18 = .22 halves of a chaperon per student. lol
81 x .22 = 17.82 chaperons or in reality 18 chaperons.

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