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Please help me!!!!!​

Please help me!!!!!​-example-1
User Chriscatfr
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1 Answer

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Answer:

The answer is A.

Explanation:

The ratio is 1 second/2 centimeters, but since they're asking for a unit ratio, you need to divide the top and bottom by 2 which gives you a unit ratio of ½ second/1 centimeter.

User Aniket Avhad
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