Activity 2 Directions: Read the problem carefully. Then, solve for the GCF and the LCM A buzzer sounds every 15 minutes. Another buzzer sounds every 45 minutes. If both buzzers will sound together at noon, what is the least time they will both buzz again together? 5 15 3 45 9 3 3 1 LCM: 5x3x3 = 45 GCF 5 x3 = 15 Therefore, the least number of minutes that the two buzzers buzz together again is in 45 minutes So. f the buzzers buzz together at noon, they will buzz again at 12:45 noon. kailangan ko ngayon thanks. with solution​