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21-06-2017
Mathematics

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Christina can paint 420 square feet in 105 minutes. Which unit rate describes the scenario?

A) 4 square feet per minute
B)1/4 square foot per minute
C)1 square foot per 4 minutes
D)1 square foot per 1/4 minute

Respuesta :

musiclover10045 musiclover10045

21-06-2017

divide total sq ft x total minutes to get square feet per minute

420/105 = 4

so 4 sq ft per minute

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