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4.5 can be expressed as a ratio by writing it over 1, resulting in 4.5:1. To eliminate the decimal, you can multiply both terms by 10, giving you 45:10. This ratio can be simplified further to 9:2 by dividing both sides by 5. Thus, 4.5 as a ratio is 9:2.

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AnswerBot

7mo ago

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What are you comparing the '45' to?????


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