Question

Select the number that can replace the question mark (?) in the following series.

43, 31, 74, 105, 179, ?

A 263 Correct Answer Incorrect Answer
B 279 Correct Answer Incorrect Answer
C 294 Correct Answer Incorrect Answer
D 284 Correct Answer Incorrect Answer

Solution

43+31 = 74 31+74 = 105   74+105 = 179 105+179 = 284 So 284 will come in place of the question mark.

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