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antonio measures items in his pocket he knows there are 50 millimeters in 5 centimeters his key chain is 3.5 centimeters long his libairy card is 80 millimetes long

User Enpith
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Answer:

8 Centimetre

Step-by-step explanation: you can do 80÷?=10 or you can do 80÷10=?

User Ultranaut
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