12 is related to 50 following a certain logic. Following the same logic, 19 is related to 78. To which of the following is 13 related to, following the same logic?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 54
The logic used here is:
12 is related to 50 = 12 × 4 + 2 = 48 + 2 = 50
19 is related to 78 = 19 × 4 + 2 = 76 + 2 = 78
Similarly,
13 related to = 13 × 4 + 2 = 52 + 2 = 54