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OpenStudy (anonymous):
Find the common ratio of the sequence: 320, 80, 20, 5, 1.25, …
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OpenStudy (anonymous):
1/4
OpenStudy (mathstudent55):
Correct. To find the common ratio, just divide any term (except the first one) by the previous term. For example, 80/320 = 1/4 Also, 5/20 = 1/4
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