Find the indicated unit rate.Alison and Keiko both cycle to school. Alison cycles the 6 miles from her home in 54 minutes. Keiko cycles the 9 miles from her home in 72 minutes. Who cycles faster? Give the unit rate in minutes per mile for the person who cycles faster.
A. Keiko; 8 minutes per mile
B. Alison; 8 minutes per mile
C. Alison; 9 minutes per mile
D. Keiko; 9 minutes per mile
Answer: A
Mathematics
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