Look at this series: 7, 10, 8, 11, 9, 12, 10, 13, 11, 14, ... What number should come next?
Choose the correct choice from the following answers:
A) 10	B) 11	C) 12	D) 13	E) 14
This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted.   The answer is 12.
<result>C</result>
Look at this series: 7, 10, 8, 11, 9, 12, 10, 13, 11, 14, ... What number should come next?