Posted by Nakia on Wednesday, September 5, 2012 at 10:59am.
A year on Mars is 686 Earth Days. (1) Which is longer, a year on Mars or a year on Earth? (2)By how many weeks is it longer? Submit two answers. Please explain how you got the answers. My 1st answer was Mars the 2nd answer I 82 1/2 weeks. Please help

Math  Steve, Wednesday, September 5, 2012 at 11:13am
How ever did you get 82 1/2 weeks?
686 days is 321 days longer than the 365day earth year.
321 days = 45 6/7 weeks
When you post a question, it is always helpful to show your calculations, so we can figure out where you went wrong, if you did.
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