Algebra-1

Question Analysis
This question tests the student's ability to find the common ratio of a geometric sequence given two non-adjacent terms.

Key Concept Explanation
The common ratio in a geometric sequence can be found by dividing one term by another term that is a fixed number of positions away. For non-adjacent terms, this involves solving for using the explicit formula.

Step-by-step Solution
1. Given: and .
2. Use the explicit formula: .
3. Set up the equations: and

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