krissypeavyovf5zw krissypeavyovf5zw

29-08-2017
Mathematics

contestada

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?

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blaircarter blaircarter

29-08-2017

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.

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mundi9158ovf5fq mundi9158ovf5fq

29-08-2017

25 times it will blink

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