SOLUTION: chealsea was walking to her friends house she walked for 3 miles in 30 minutes.How fast was she going?

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Question 673479: chealsea was walking to her friends house she walked for 3 miles in 30 minutes.How fast was she going?
Answer by Alan3354(69443) About Me  (Show Source):
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chealsea was walking to her friends house she walked for 3 miles in 30 minutes.How fast was she going?
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d = r*t
r = d/t
r = 3 mi/30 mi = 0.1 mile/minute