Four number-pairs have been given, out of which three are…

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

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

Show answer & explanation

Correct answer: B

Explanation

The correct answer is Option 2, i.e. 18 : 49.

Except 18:49, all follow the given logic 1st number × 2 + 3

SSC CPO 2019 PYQ — Question 178