Question

In each of these number series one number is wrong. Find out the wrong number. 

154        165        143        175          132         187

A 143 Correct Answer Incorrect Answer
B 165 Correct Answer Incorrect Answer
C 132 Correct Answer Incorrect Answer
D 175 Correct Answer Incorrect Answer
E 187 Correct Answer Incorrect Answer

Solution

154 + 11 = 165 165 - 22 = 143 143 + 33 =  176 176 - 44 = 132 132 + 55 = 187

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