Mathematics, 29.09.2020 14:01 andrew763
Stoplight A changes color every 15 seconds and Stoplight B changes color every 45 seconds. Both stoplights changed color 12 seconds ago. After how many seconds will the stoplights change color at the same time again?
Answers: 2
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B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false
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Stoplight A changes color every 15 seconds and Stoplight B changes color every 45 seconds. Both stop...
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