Q: There are four bulbs A, B, C and D in a room. A glows for 2 minutes, then goes off for 1 minute and the process continues in this manner. Similarly, B glows for 3 minutes and then goes off for 1 minute and the process continues. For C, it is 4 minutes and 1 minute, while for D, it is 5 minutes and 1 minute respectively for glowing and going off. A man enters the room and comes out of it as soon as he completes an hour. What is the maximum number of times that he may face complete darkness in the room?
Correct Answer: (c)
The correct answer is (c): 0. Subject: Science & Technology | Sub-topic: Computer & Information Technology Note: This answer was determined through AI-based research. Verify against the official answer key when available.