Question discussion

Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the one that is different.

2984Medium DSSSB TGT Computer Science 0 replies 1 views

Correct answer: C

Explanation

In 19-59, 17-53 and 23-71 the second number is 3 times the first plus 2. For 29 it would be 89, not 91, so 29-91 is different.

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