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Mathematics, 22.12.2020 01:30 heartprague

Which one is expressed as a unit rate? A. 450 words in 25 minutes C. 10 chickens to 2 ducks
B. 290 kilometres in 3 hours D. $7 0. 0 for 1 pizza
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Which one is expressed as a unit rate? A. 450 words in 25 minutes C. 10 chickens to 2 ducks
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