Mathematics
If the \(10^{\text{th}\text{~}}\) term of an A.P. is \(\frac{1}{20}\)
and its \(20^{\text{th}\text{~}}\) term is \(\frac{1}{10}\), then the
sum of its first 200 terms is
A
\(50\frac{1}{4}\)
B
100
C
50
D
\(100\frac{1}{2}\)
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