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OpenStudy (anonymous):
There are about 6 billion people on Earth. If they all lined up and held hands, how long of a line would they form in km? (Assume each person is 1 meter apart.)
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OpenStudy (jbo11):
1 meter = 0.001 km(kilometers) so then you would multiply 6 billion by 0.001
OpenStudy (anonymous):
When submitted it says that is wrong.
OpenStudy (jbo11):
you put in 6 million km? make sure km in entered too
OpenStudy (anonymous):
Yeah, it says it was wrong. I have no idea how either, trust me.
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