SSC CPO SI and ASI Model Paper 9

Question : 1 of 200

Marks: +1, -0

36 : 666 : : 26 : ?

Solution:

(3) The pattern is

[n : {n(n + 1)/2}],

[36 : {36(36 + 1)/2 = 666}];

similarly,

[26 : {26(26 + 1)/2] = [26: 351}].

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