1.

The sum of the first 35 terms of the series 1/2 + 1/3 - 1/4 - 1/2 - 1/3 + 1/4 + 1/2 + 1/3 - 1/4 .......... is =?

A. -1/2
B. -1/4
C. 1/4
D. None of these
Answer» C. 1/4


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