DSSSB · Reasoning

In the following number-pairs, the second number is obtained by performing some mathematical operations on the first number. Select the set in which the numbers are related in the same way as the numbers in the following sets are related. (Note: Operations without breaking the numbers into their component digits are to be performed only on whole numbers. For example, take 13 - operations on 13, like adding/subtracting/multiplying 13, can be Are. Breaking 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) 21, 42 35, 70

  1. 58, 114
  2. 32, 64
  3. 42, 87
  4. 28, 68
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