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Stephanie walks at three miles per hour going from her home to the grocery store. On the way back, loaded down with lots of food, she walks at two miles per hour, so it takes her ten minutes longer to get home. How far is her home from the grocery store?

one mile

Are u sure, how did u get that?

Correct answer, mamya

Can anyone explain how they got one?

One Mile @ 3mph = 20 Mins
One Mile @ 2mph = 30 mins