Mathematics, 27.09.2019 17:20 BluSeaa

Joe started a running program in january when she could run a mile in 10 1/2 minutes. after 6 months, joe could run a mile is 8 1/5 minutes. by how many minutes did joe improve in 6 months?

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Joe started a running program in january when she could run a mile in 10 1/2 minutes. after 6 months...

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