Question

An electronic device makes a beep after every 15 minutes. Another device makes a beep
after every 20 minutes. They beeped together at 6 a.m. At what time will they next beep together?​

Answer 1

• The electronic device will beep together at 7 am
• So they will beep after 60 min =1 hour, hence it will again ring at 7 am.

$hope \: it \: helps \: sis$

Answer 2

Step-by-step explanation:

An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms.