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It the 10^(th) term of an A. P. is 1/20 ...

It the `10^(th)` term of an A. P. is `1/20` and its `20^(th)` term is `1/10,` then the sum of its first 200 terms is :

A

50

B

`100(1)/(2)`

C

100

D

`50(1)/(4)`

Text Solution

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The correct Answer is:
B
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