Question

In a lighting, green light glows after
every 12 seconds, red light glows after
every 30 seconds, blue light glows after
every 34 seconds and yellow light glows
after every 56 seconds. Find the least
time in minutes after which they all glow
together.​

Answer 1

Answer:

2856

Step-by-step explanation:

We find the lcm of 12,30,34 and 56

this gives us the answer 2856

Answer 2

Answer:

after 2856

Step-by-step explanation:

take 12 , 30 , 34, and 56 and take there LCM