Question:
3 + 6 + 9 + 12 +..........+ 300 എത്ര ?
A15150
B15510
C10550
D16150
Answer:
A. 15150
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
Related Questions:
Question:
A15150
B15510
C10550
D16150
Answer:
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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