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Câu hỏi:

James collects 24kg of plastic and 5.25kg of used paper for the Recycle day at his school. His contribution is 5% of the total amount of plastic and 3.5% of the total amount of used paper in his school.

Câu trả lời của bạn: 21:10 19/02/2022

(Bổ sung cho câu hỏi)

a) How many kg of used paper are collected on the Recycle day in total? Show your work.

b) How many kg of the materials mentioned above are collected on the Recycle day altogether? Show your work.