In each of the following questions, two numbers are given which follow a certain logical or arithmetic relationship. Identify the same pattern and apply it to find the missing number in the second pair. Choose the correct option from the given alternatives.
15:30:: 25:?
Show answer & explanation
Correct answer: D
Explanation
15 → 30
15 × 2 = 30
So rule is: × 2
Now apply:
25 × 2 = 50
Hence, the correct answer is option 4.