Question

Which of the following is an arithmetic sequence ?
-20, -25, -30, -35, -45...
-15.6, -12.9, -10.2, -7.5, -4.8...
3.1, 6.2, 12.4, 24.8, 49.6...
7.2, 3.6, 1.8, 0.9, 0.45...

Answer 1

Answer:

3.1, 6.2, 12.4, 24.8, 49.6...

This is the arithmetic sequence.

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