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1+2+3+...............+200=?

A20010

B20100

C206

D2050

Answer:

B. 20100

Read Explanation:

എണ്ണൽ സംഖ്യകളുടെ തുക = n(n +1)/2 n = 200 തുക = 200(200+1)/2 =200(201)/2 = 20100


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