Mathematics · LCM and HCF

एक ट्रैफिक सिग्नल पर, एक लाल बत्ती प्रति मिनट दो बार चमकती है और एक हरी बत्ती नियमित अंतराल पर पांच मिनट में छह बार चमकती है। यदि दोनों बत्तियाँ एक ही समय पर चमकना शुरू करती हैं, तो वे प्रत्येक घंटे में कितनी बार एक साथ चमकेंगी?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

सही उत्तर देखें

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Practice full-length Mathematics mock tests with real exam timers, instant score analysis, and all-India ranking.

Chapter Practice

Want more practice questions on LCM and HCF?

Solve complete topic-wise tests with detailed solutions on GkGet.

Recommended practice questions in Mathematics · LCM and HCF

Find the Least Common Multiple (LCM) of the numbers 14, 65, and 89.

The highest common factor (HCF) and the least common multiple (LCM) of the numbers 12, 15, and 21 are, respectively:

If two numbers are in the ratio 8 : 6 (simplifies to 4 : 3) and their Highest Common Factor (HCF) is 35, what is their Lowest Common Multiple (LCM)?

Related Practice Questions