Find the common difference or common ratio of the given sequence

1. 2, 4, 6, 8, 10
2. 5, 6, 7, 8, 9, 10
3. 1, 3, 5, 7,9
4. 3, 6, 9, 12, 15
5. 15, 12, 9, 6
6. 2, 4, 8, 16
7. 2,4, 16, 32
8. 128, 64, 32, 16,
9. 1,3,9, 27, 81
10. 1, 4, 16, 64, 256

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pa sagot Po:-(​