Answer :
Answer:
2 min and 8 sec
Step-by-step explanation:
LCM (28 , 24) = 186
The red and green light will flash together after every 168 seconds.
Time =168 / 60 MIN
Time = 2 minutes and 8 seconds
Answer:
Hi,
[tex]LCM(28,24)=LCM(2^2*7,2^3*3)=2^3*3*7=168\ (s) \ or\ 2\min\ 48\ s[/tex]
Step-by-step explanation: