139k views
0 votes
Two neon lights are turned one at the same time. One blinks every 4 seconds and the other blinks every 6 seconds. In 60 seconds, how many times will they blink together?

User DamnWidget
by
9.0k points

2 Answers

4 votes
25 times it will blink
User Ramesh Reddy
by
8.3k points
4 votes
two neon lights turned on at same time.

one blinks other blinks
every 4 seconds every 6 seconds.

ob ob
4 : 6
60.

60 / 4 = 15
60 / 6 = 10.

15+ 10 = 25 times.

User Kyle O
by
8.4k points