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3 + 6 + 9 + 12 +..........+ 300 എത്ര ?

A15150

B15510

C10550

D16150

Answer:

A. 15150

Read Explanation:

3 + 6 + 9 + 12 +..........+ 300 = 3(1+2+3+4+........+100) = 3 × {n(n+1)/2} = 3 × {100(101)/2} = 3 × 10100/2 = 15150


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