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mattybacchetti
24.06.2021 •
Mathematics
Two neon lights are turned on at the same time. One blinks every 4 seconds and the other blinks every 5 seconds. In 60 seconds, how many times will they blink at the same time?
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Ответ:
3
Hope this helps! :)
Ответ:
x = 120.
Step-by-step explanation:
(x ÷ 4) + 8 = 38
0.25x + 8 = 38
0.25x = 30
x = 30/0.25
x = 120.