Mathematics, 18.03.2021 01:10, patricialovett4570

Necesito ayuda con una tarea pero no entiendo y el profe no me explica bien.. En una orquesta, el triángulo y el timbal suenan juntos al iniciar una pieza musical qué dura 4 minutos. El timbal vuelve a sonar cada 12 segundos, y el triángulo cada 20 segundos. ¿Cuántos segundos después del inicio de la pieza musical volverán a sonar juntos ambos instrumentos?

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Necesito ayuda con una tarea pero no entiendo y el profe no me explica bien.. En una orquesta, el tr...