7, 10, 8, 11, 9, 12, … What number should come next? A. 7 B. 10 C. 12 D. 13 Answer Workspace Report Discuss Answer with explanation Answer: Option B Explanation This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted. Hence, 7 +3 10 -2 8 +3 11 -2 9 +3 12 -2 10 Workspace
Saran Harika says January 4, 2020 at 4:19 pm This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted. Hence, 7 +3 10 -2 8 +3 11 -2 9 +3 12 -2 10 Reply
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This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted.
Hence, 7 +3 10 -2 8 +3 11 -2 9 +3 12 -2 10