A topic you 'somewhat know' is a topic you don't know yet. Be honest about your weak areas.

Kerala LDC — free 5-question quiz

No signup needed. Answer 5 questions in the Kerala LDC pattern, get instant scoring and solutions, then unlock full mocks and your weak-topic map for free.

Question 1 of 5

Medium

Three bells ring at intervals of 12 minutes, 15 minutes and 18 minutes. If they all ring together at 9:00 AM, at what time will they ring together again?