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Answered

Antonio measures items in his pocket. He knows there
are 50 millimeters in 5 centimeters. His key chain is
3.5 centimeters long. His library card is 80 millimeters long.
How many centimeters long is his library card? Explain
how to use the unit rate to find the answer.

Answer :

lemonsinvenus

Answer:

8 centimeters

Step-by-step explanation:

10 millimeters = 1 centimeter

80÷x=y 10=x

80÷10=8 8=y

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