pls solve the question with step by step:
Two alarm clocks in Salar Jung museum at Hyderabad ring their alarms at regular intervals of 50 sec and 48 sec. If they first ring together at 12.00 Noon, at what time will they ring again for the second time.
Answers
Answer:
Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 noon, at what time will they beep again for first time?
Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 noon, at what time will they beep again for first time?A. 12:10 PM
Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 noon, at what time will they beep again for first time?A. 12:10 PMB. 12:12 PM
Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 noon, at what time will they beep again for first time?A. 12:10 PMB. 12:12 PMC. 12:11 PM
Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 noon, at what time will they beep again for first time?A. 12:10 PMB. 12:12 PMC. 12:11 PMD. None of these
Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 noon, at what time will they beep again for first time?A. 12:10 PMB. 12:12 PMC. 12:11 PMD. None of theseAnswer: Option D
Step-by-step explanation:
They will ring together after,
They will ring together after,LCM of 48 and 50 secs.
They will ring together after,LCM of 48 and 50 secs.48 = 2 × 2 × 2 × 2 × 3;
They will ring together after,LCM of 48 and 50 secs.48 = 2 × 2 × 2 × 2 × 3;50 = 2 × 5 × 5
They will ring together after,LCM of 48 and 50 secs.48 = 2 × 2 × 2 × 2 × 3;50 = 2 × 5 × 5LCM = 2 × 2 × 2 × 2 × 3 × 5 × 5 = 1200 secs
They will ring together after,LCM of 48 and 50 secs.48 = 2 × 2 × 2 × 2 × 3;50 = 2 × 5 × 5LCM = 2 × 2 × 2 × 2 × 3 × 5 × 5 = 1200 secs= 20 min.
They will beep together at 12:20
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