🔔 5 Bells Ring Together | LCM Application | CBSE Class 10 Maths | Bell Problem @Niceonemaths
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🔔 5 Bells Ring Together | LCM Application | CBSE Class 10 Maths | Bell Problem @Niceonemaths
35 просмотров · 2 мес. назад
Nice One Maths
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35 просмотров · 2 мес. назад
📚 CBSE Class 10 Maths | LCM & HCF Application | Bell Problem
🔔 5 Bells Ringing Together – LCM Application
In this video, we solve an important CBSE Class 10 Mathematics application-based problem using the concept of LCM (Least Common Multiple).
📌 Question:
5 bells ring at intervals of 3, 6, 9, 12 and 15 seconds respectively. In 36 minutes, how many times will these bells ring together simultaneously?
✨ Step-by-Step Solution:
First, find the LCM of:
3, 6, 9, 12 and 15
LCM = 180 seconds
180 seconds = 3 minutes
Therefore, all 5 bells will ring together once every 3 minutes.
Since they are already ringing together at the starting time (0 minutes), we include the first ringing.
Number of times:
36 ÷ 3 + 1 = 13
✅ Answer: The 5 bells will ring together 13 times.
📚 Topics Covered: • LCM Application Problems
• HCF & LCM
• Bell Ringing Problems
• Bells Ringing Together
• Time Interval Problems
• CBSE Class 10 Maths
• Step-by-Step Solution
🎓 Class: 10th Standard
📖 Subject: Mathematics
📚 Topic: LCM & HCF Application
🔔 Question Type: Bell Problem
🌐 Board: CBSE
🗣️ Explanation: Easy & Step-by-Step
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