General Studies · Analogy

3 is related to 15 following a certain logic. Following the same logic, 12 is related to 60. To which of the following options is 5 related, following the same logic? (Note: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g., Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)