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8. A buzzer beeps for 4 seconds then stops for 2 seconds.
A light turns on for 4 seconds then off for 6 seconds.
The buzzer and light were started at the same time and repeat their cycles endlessly.
How many times per minute do they start their cycles together?
 one year ago
 one year ago
8. A buzzer beeps for 4 seconds then stops for 2 seconds. A light turns on for 4 seconds then off for 6 seconds. The buzzer and light were started at the same time and repeat their cycles endlessly. How many times per minute do they start their cycles together?
 one year ago
 one year ago

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hcmathkimBest ResponseYou've already chosen the best response.0
once at the beginning of each minute, and once at the 30 second mark
 one year ago

CassiusDelaneyBest ResponseYou've already chosen the best response.0
are you sure sounds wrong....
 one year ago

hcmathkimBest ResponseYou've already chosen the best response.0
first one has the cycle of 6 seconds, second one 10.
 one year ago

hcmathkimBest ResponseYou've already chosen the best response.0
obviously they start together. second one increases by 10 and 6 becomes a multiple of 10 at 30, 60, 90, 120, ...
 one year ago
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