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1 + 2 + 3 + .......... + 49 + 50 + 49 + ...

1 + 2 + 3 + .......... + 49 + 50 + 49 + 48 + ........ + 3 + 2 + 1 is equal to.

A

1250

B

2500

C

2525

D

5000

Text Solution

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The correct Answer is:
B
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KIRAN PUBLICATION-SEQUENCE AND SERIES -TYPE V
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