20 is related to 30 following a certain logic. Following the same logic, 30 is related to 45. Which of the following numbers is related to 120 using the same logic?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 80.
Logic: 20 is related to 30
10 2 = 20; 10 3 = 30
30 is related to 45
15 2 = 30; 15 3 = 45
Similarly, 80 is related to 120
40 2 = 80; 40 3 = 120