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OpenStudy (calculusxy):
At the modest rate of one km per year, how many centuries would it take for humans originating in Africa to migrate to China, which is 10,000 km away?
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OpenStudy (calculusxy):
@robtobey @phi
OpenStudy (calculusxy):
I got 100 centuries
OpenStudy (anonymous):
Looks correct to me.
OpenStudy (calculusxy):
Thank you!
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